Home / 24,731.52-34,129.20-13,400.96

Finding the Fourth Proportional to 24,731.52, 34,129.20 and 13,400.96

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Solution

The fourth proportional to 24,731.52, 34,129.20 and 13,400.96 is: 18,493.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,731.52 : 34,129.20 = 13,400.96 : x
  2. Step 2: Convert to fraction form
    24,731.52/34,129.20 = 13,400.96/x
  3. Step 3: Cross multiply
    24,731.52x = 34,129.20 × 13,400.96
  4. Step 4: Simplify right side
    24,731.52x = 457,364,044.03
  5. Step 5: Solve for x
    x = 457,364,044.03/24,731.52
  6. Step 6: Final answer
    x = 18,493.16

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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.