Home / 15,613.12-23,407.38-5,747.02

Finding the Fourth Proportional to 15,613.12, 23,407.38 and 5,747.02

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Solution

The fourth proportional to 15,613.12, 23,407.38 and 5,747.02 is: 8,616.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,613.12 : 23,407.38 = 5,747.02 : x
  2. Step 2: Convert to fraction form
    15,613.12/23,407.38 = 5,747.02/x
  3. Step 3: Cross multiply
    15,613.12x = 23,407.38 × 5,747.02
  4. Step 4: Simplify right side
    15,613.12x = 134,522,622.49
  5. Step 5: Solve for x
    x = 134,522,622.49/15,613.12
  6. Step 6: Final answer
    x = 8,616.00

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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.