Home / 21,082.17-29,092.25-11,650.13

Finding the Fourth Proportional to 21,082.17, 29,092.25 and 11,650.13

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Solution

The fourth proportional to 21,082.17, 29,092.25 and 11,650.13 is: 16,076.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,082.17 : 29,092.25 = 11,650.13 : x
  2. Step 2: Convert to fraction form
    21,082.17/29,092.25 = 11,650.13/x
  3. Step 3: Cross multiply
    21,082.17x = 29,092.25 × 11,650.13
  4. Step 4: Simplify right side
    21,082.17x = 338,928,494.49
  5. Step 5: Solve for x
    x = 338,928,494.49/21,082.17
  6. Step 6: Final answer
    x = 16,076.55

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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.