Home / 39,892.68-59,824.08-13,233.78

Finding the Fourth Proportional to 39,892.68, 59,824.08 and 13,233.78

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Solution

The fourth proportional to 39,892.68, 59,824.08 and 13,233.78 is: 19,845.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,892.68 : 59,824.08 = 13,233.78 : x
  2. Step 2: Convert to fraction form
    39,892.68/59,824.08 = 13,233.78/x
  3. Step 3: Cross multiply
    39,892.68x = 59,824.08 × 13,233.78
  4. Step 4: Simplify right side
    39,892.68x = 791,698,713.42
  5. Step 5: Solve for x
    x = 791,698,713.42/39,892.68
  6. Step 6: Final answer
    x = 19,845.71

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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.