Home / 27,082.98-37,375.97-15,145.61

Finding the Fourth Proportional to 27,082.98, 37,375.97 and 15,145.61

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Solution

The fourth proportional to 27,082.98, 37,375.97 and 15,145.61 is: 20,901.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,082.98 : 37,375.97 = 15,145.61 : x
  2. Step 2: Convert to fraction form
    27,082.98/37,375.97 = 15,145.61/x
  3. Step 3: Cross multiply
    27,082.98x = 37,375.97 × 15,145.61
  4. Step 4: Simplify right side
    27,082.98x = 566,081,602.38
  5. Step 5: Solve for x
    x = 566,081,602.38/27,082.98
  6. Step 6: Final answer
    x = 20,901.75

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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.