Home / 24,731.24-34,129.12-13,400.84

Finding the Fourth Proportional to 24,731.24, 34,129.12 and 13,400.84

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Solution

The fourth proportional to 24,731.24, 34,129.12 and 13,400.84 is: 18,493.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,731.24 : 34,129.12 = 13,400.84 : x
  2. Step 2: Convert to fraction form
    24,731.24/34,129.12 = 13,400.84/x
  3. Step 3: Cross multiply
    24,731.24x = 34,129.12 × 13,400.84
  4. Step 4: Simplify right side
    24,731.24x = 457,358,876.46
  5. Step 5: Solve for x
    x = 457,358,876.46/24,731.24
  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.