Home / 57,921.68-79,932.11-32,429.12

Finding the Fourth Proportional to 57,921.68, 79,932.11 and 32,429.12

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Solution

The fourth proportional to 57,921.68, 79,932.11 and 32,429.12 is: 44,752.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,921.68 : 79,932.11 = 32,429.12 : x
  2. Step 2: Convert to fraction form
    57,921.68/79,932.11 = 32,429.12/x
  3. Step 3: Cross multiply
    57,921.68x = 79,932.11 × 32,429.12
  4. Step 4: Simplify right side
    57,921.68x = 2,592,127,425.24
  5. Step 5: Solve for x
    x = 2,592,127,425.24/57,921.68
  6. Step 6: Final answer
    x = 44,752.29

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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.