Home / 33,327.35-45,991.84-18,220.19

Finding the Fourth Proportional to 33,327.35, 45,991.84 and 18,220.19

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Solution

The fourth proportional to 33,327.35, 45,991.84 and 18,220.19 is: 25,143.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,327.35 : 45,991.84 = 18,220.19 : x
  2. Step 2: Convert to fraction form
    33,327.35/45,991.84 = 18,220.19/x
  3. Step 3: Cross multiply
    33,327.35x = 45,991.84 × 18,220.19
  4. Step 4: Simplify right side
    33,327.35x = 837,980,063.25
  5. Step 5: Solve for x
    x = 837,980,063.25/33,327.35
  6. Step 6: Final answer
    x = 25,143.92

Related Problems

Find fourth proportional to 16,663.68, 22,995.92 and 9,110.10
Half scale
Find fourth proportional to 66,654.70, 91,983.68 and 36,440.38
Double scale
Find fourth proportional to 33,328.35, 45,993.22 and 18,221.19
Similar ratio
Find fourth proportional to 49,991.03, 68,987.76 and 27,330.29
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.