Home / 23,862.60-32,930.78-13,108.47

Finding the Fourth Proportional to 23,862.60, 32,930.78 and 13,108.47

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Solution

The fourth proportional to 23,862.60, 32,930.78 and 13,108.47 is: 18,089.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,862.60 : 32,930.78 = 13,108.47 : x
  2. Step 2: Convert to fraction form
    23,862.60/32,930.78 = 13,108.47/x
  3. Step 3: Cross multiply
    23,862.60x = 32,930.78 × 13,108.47
  4. Step 4: Simplify right side
    23,862.60x = 431,672,141.71
  5. Step 5: Solve for x
    x = 431,672,141.71/23,862.60
  6. Step 6: Final answer
    x = 18,089.90

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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.