Home / 15,422.66-23,129.20-5,560.66

Finding the Fourth Proportional to 15,422.66, 23,129.20 and 5,560.66

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Solution

The fourth proportional to 15,422.66, 23,129.20 and 5,560.66 is: 8,339.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,422.66 : 23,129.20 = 5,560.66 : x
  2. Step 2: Convert to fraction form
    15,422.66/23,129.20 = 5,560.66/x
  3. Step 3: Cross multiply
    15,422.66x = 23,129.20 × 5,560.66
  4. Step 4: Simplify right side
    15,422.66x = 128,613,617.27
  5. Step 5: Solve for x
    x = 128,613,617.27/15,422.66
  6. Step 6: Final answer
    x = 8,339.26

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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.