Home / 27,589.38-38,073.51-15,014.22

Finding the Fourth Proportional to 27,589.38, 38,073.51 and 15,014.22

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Solution

The fourth proportional to 27,589.38, 38,073.51 and 15,014.22 is: 20,719.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,589.38 : 38,073.51 = 15,014.22 : x
  2. Step 2: Convert to fraction form
    27,589.38/38,073.51 = 15,014.22/x
  3. Step 3: Cross multiply
    27,589.38x = 38,073.51 × 15,014.22
  4. Step 4: Simplify right side
    27,589.38x = 571,644,055.31
  5. Step 5: Solve for x
    x = 571,644,055.31/27,589.38
  6. Step 6: Final answer
    x = 20,719.71

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Half scale
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Double scale
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Similar ratio
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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.