Home / 33,334.13-45,999.20-18,223.98

Finding the Fourth Proportional to 33,334.13, 45,999.20 and 18,223.98

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Solution

The fourth proportional to 33,334.13, 45,999.20 and 18,223.98 is: 25,148.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,334.13 : 45,999.20 = 18,223.98 : x
  2. Step 2: Convert to fraction form
    33,334.13/45,999.20 = 18,223.98/x
  3. Step 3: Cross multiply
    33,334.13x = 45,999.20 × 18,223.98
  4. Step 4: Simplify right side
    33,334.13x = 838,288,409.70
  5. Step 5: Solve for x
    x = 838,288,409.70/33,334.13
  6. Step 6: Final answer
    x = 25,148.06

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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.