Home / 57,372.80-85,986.18-32,426.76

Finding the Fourth Proportional to 57,372.80, 85,986.18 and 32,426.76

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Solution

The fourth proportional to 57,372.80, 85,986.18 and 32,426.76 is: 48,598.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,372.80 : 85,986.18 = 32,426.76 : x
  2. Step 2: Convert to fraction form
    57,372.80/85,986.18 = 32,426.76/x
  3. Step 3: Cross multiply
    57,372.80x = 85,986.18 × 32,426.76
  4. Step 4: Simplify right side
    57,372.80x = 2,788,253,222.18
  5. Step 5: Solve for x
    x = 2,788,253,222.18/57,372.80
  6. Step 6: Final answer
    x = 48,598.87

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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.