Home / 15,010.08-22,515.57-5,149.21

Finding the Fourth Proportional to 15,010.08, 22,515.57 and 5,149.21

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Solution

The fourth proportional to 15,010.08, 22,515.57 and 5,149.21 is: 7,723.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,010.08 : 22,515.57 = 5,149.21 : x
  2. Step 2: Convert to fraction form
    15,010.08/22,515.57 = 5,149.21/x
  3. Step 3: Cross multiply
    15,010.08x = 22,515.57 × 5,149.21
  4. Step 4: Simplify right side
    15,010.08x = 115,937,398.20
  5. Step 5: Solve for x
    x = 115,937,398.20/15,010.08
  6. Step 6: Final answer
    x = 7,723.97

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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.