Home / 27,950.41-38,572.17-15,375.16

Finding the Fourth Proportional to 27,950.41, 38,572.17 and 15,375.16

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Solution

The fourth proportional to 27,950.41, 38,572.17 and 15,375.16 is: 21,218.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,950.41 : 38,572.17 = 15,375.16 : x
  2. Step 2: Convert to fraction form
    27,950.41/38,572.17 = 15,375.16/x
  3. Step 3: Cross multiply
    27,950.41x = 38,572.17 × 15,375.16
  4. Step 4: Simplify right side
    27,950.41x = 593,053,285.30
  5. Step 5: Solve for x
    x = 593,053,285.30/27,950.41
  6. Step 6: Final answer
    x = 21,218.05

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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.