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Finding the Fourth Proportional to 32,398.97, 48,598.46 and 13,930.97

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Solution

The fourth proportional to 32,398.97, 48,598.46 and 13,930.97 is: 20,896.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,398.97 : 48,598.46 = 13,930.97 : x
  2. Step 2: Convert to fraction form
    32,398.97/48,598.46 = 13,930.97/x
  3. Step 3: Cross multiply
    32,398.97x = 48,598.46 × 13,930.97
  4. Step 4: Simplify right side
    32,398.97x = 677,023,375.66
  5. Step 5: Solve for x
    x = 677,023,375.66/32,398.97
  6. Step 6: Final answer
    x = 20,896.45

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1.5x scale

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.