Home / 10,030.38-15,034.37-8,863.17

Finding the Fourth Proportional to 10,030.38, 15,034.37 and 8,863.17

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Solution

The fourth proportional to 10,030.38, 15,034.37 and 8,863.17 is: 13,284.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.38 : 15,034.37 = 8,863.17 : x
  2. Step 2: Convert to fraction form
    10,030.38/15,034.37 = 8,863.17/x
  3. Step 3: Cross multiply
    10,030.38x = 15,034.37 × 8,863.17
  4. Step 4: Simplify right side
    10,030.38x = 133,252,132.84
  5. Step 5: Solve for x
    x = 133,252,132.84/10,030.38
  6. Step 6: Final answer
    x = 13,284.85

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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.