Home / 24,432.91-33,720.60-13,681.88

Finding the Fourth Proportional to 24,432.91, 33,720.60 and 13,681.88

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Solution

The fourth proportional to 24,432.91, 33,720.60 and 13,681.88 is: 18,882.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,432.91 : 33,720.60 = 13,681.88 : x
  2. Step 2: Convert to fraction form
    24,432.91/33,720.60 = 13,681.88/x
  3. Step 3: Cross multiply
    24,432.91x = 33,720.60 × 13,681.88
  4. Step 4: Simplify right side
    24,432.91x = 461,361,096.44
  5. Step 5: Solve for x
    x = 461,361,096.44/24,432.91
  6. Step 6: Final answer
    x = 18,882.77

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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.