Home / 33,330.09-49,994.10-13,608.84

Finding the Fourth Proportional to 33,330.09, 49,994.10 and 13,608.84

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Solution

The fourth proportional to 33,330.09, 49,994.10 and 13,608.84 is: 20,412.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,330.09 : 49,994.10 = 13,608.84 : x
  2. Step 2: Convert to fraction form
    33,330.09/49,994.10 = 13,608.84/x
  3. Step 3: Cross multiply
    33,330.09x = 49,994.10 × 13,608.84
  4. Step 4: Simplify right side
    33,330.09x = 680,361,707.84
  5. Step 5: Solve for x
    x = 680,361,707.84/33,330.09
  6. Step 6: Final answer
    x = 20,412.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.