Home / 39,531.72-59,295.96-13,234.44

Finding the Fourth Proportional to 39,531.72, 59,295.96 and 13,234.44

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Solution

The fourth proportional to 39,531.72, 59,295.96 and 13,234.44 is: 19,851.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,531.72 : 59,295.96 = 13,234.44 : x
  2. Step 2: Convert to fraction form
    39,531.72/59,295.96 = 13,234.44/x
  3. Step 3: Cross multiply
    39,531.72x = 59,295.96 × 13,234.44
  4. Step 4: Simplify right side
    39,531.72x = 784,748,824.86
  5. Step 5: Solve for x
    x = 784,748,824.86/39,531.72
  6. Step 6: Final answer
    x = 19,851.12

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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.