Home / 56,123.28-84,197.88-16,679.52

Finding the Fourth Proportional to 56,123.28, 84,197.88 and 16,679.52

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Solution

The fourth proportional to 56,123.28, 84,197.88 and 16,679.52 is: 25,023.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,123.28 : 84,197.88 = 16,679.52 : x
  2. Step 2: Convert to fraction form
    56,123.28/84,197.88 = 16,679.52/x
  3. Step 3: Cross multiply
    56,123.28x = 84,197.88 × 16,679.52
  4. Step 4: Simplify right side
    56,123.28x = 1,404,380,223.42
  5. Step 5: Solve for x
    x = 1,404,380,223.42/56,123.28
  6. Step 6: Final answer
    x = 25,023.13

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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.