Home / 57,931.47-79,952.96-32,447.56

Finding the Fourth Proportional to 57,931.47, 79,952.96 and 32,447.56

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Solution

The fourth proportional to 57,931.47, 79,952.96 and 32,447.56 is: 44,781.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,931.47 : 79,952.96 = 32,447.56 : x
  2. Step 2: Convert to fraction form
    57,931.47/79,952.96 = 32,447.56/x
  3. Step 3: Cross multiply
    57,931.47x = 79,952.96 × 32,447.56
  4. Step 4: Simplify right side
    57,931.47x = 2,594,278,677.16
  5. Step 5: Solve for x
    x = 2,594,278,677.16/57,931.47
  6. Step 6: Final answer
    x = 44,781.86

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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.