Home / 20,082.24-30,123.60-9,553.38

Finding the Fourth Proportional to 20,082.24, 30,123.60 and 9,553.38

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Solution

The fourth proportional to 20,082.24, 30,123.60 and 9,553.38 is: 14,330.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,082.24 : 30,123.60 = 9,553.38 : x
  2. Step 2: Convert to fraction form
    20,082.24/30,123.60 = 9,553.38/x
  3. Step 3: Cross multiply
    20,082.24x = 30,123.60 × 9,553.38
  4. Step 4: Simplify right side
    20,082.24x = 287,782,197.77
  5. Step 5: Solve for x
    x = 287,782,197.77/20,082.24
  6. Step 6: Final answer
    x = 14,330.18

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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.