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Finding the Fourth Proportional to 35,082.88, 48,414.42 and 19,974.88

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Solution

The fourth proportional to 35,082.88, 48,414.42 and 19,974.88 is: 27,565.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,082.88 : 48,414.42 = 19,974.88 : x
  2. Step 2: Convert to fraction form
    35,082.88/48,414.42 = 19,974.88/x
  3. Step 3: Cross multiply
    35,082.88x = 48,414.42 × 19,974.88
  4. Step 4: Simplify right side
    35,082.88x = 967,072,229.77
  5. Step 5: Solve for x
    x = 967,072,229.77/35,082.88
  6. Step 6: Final answer
    x = 27,565.36

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1.5x scale

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.