Home / 15,115.76-22,650.52-10,167.12

Finding the Fourth Proportional to 15,115.76, 22,650.52 and 10,167.12

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Solution

The fourth proportional to 15,115.76, 22,650.52 and 10,167.12 is: 15,235.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,115.76 : 22,650.52 = 10,167.12 : x
  2. Step 2: Convert to fraction form
    15,115.76/22,650.52 = 10,167.12/x
  3. Step 3: Cross multiply
    15,115.76x = 22,650.52 × 10,167.12
  4. Step 4: Simplify right side
    15,115.76x = 230,290,554.90
  5. Step 5: Solve for x
    x = 230,290,554.90/15,115.76
  6. Step 6: Final answer
    x = 15,235.13

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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.