Home / 10,350.97-15,507.02-8,031.13

Finding the Fourth Proportional to 10,350.97, 15,507.02 and 8,031.13

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Solution

The fourth proportional to 10,350.97, 15,507.02 and 8,031.13 is: 12,031.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,350.97 : 15,507.02 = 8,031.13 : x
  2. Step 2: Convert to fraction form
    10,350.97/15,507.02 = 8,031.13/x
  3. Step 3: Cross multiply
    10,350.97x = 15,507.02 × 8,031.13
  4. Step 4: Simplify right side
    10,350.97x = 124,538,853.38
  5. Step 5: Solve for x
    x = 124,538,853.38/10,350.97
  6. Step 6: Final answer
    x = 12,031.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.