Home / 18,151.68-25,052.10-11,082.24

Finding the Fourth Proportional to 18,151.68, 25,052.10 and 11,082.24

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Solution

The fourth proportional to 18,151.68, 25,052.10 and 11,082.24 is: 15,295.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,151.68 : 25,052.10 = 11,082.24 : x
  2. Step 2: Convert to fraction form
    18,151.68/25,052.10 = 11,082.24/x
  3. Step 3: Cross multiply
    18,151.68x = 25,052.10 × 11,082.24
  4. Step 4: Simplify right side
    18,151.68x = 277,633,384.70
  5. Step 5: Solve for x
    x = 277,633,384.70/18,151.68
  6. Step 6: Final answer
    x = 15,295.19

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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.