Home / 17,613.29-26,417.37-5,129.97

Finding the Fourth Proportional to 17,613.29, 26,417.37 and 5,129.97

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Solution

The fourth proportional to 17,613.29, 26,417.37 and 5,129.97 is: 7,694.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,613.29 : 26,417.37 = 5,129.97 : x
  2. Step 2: Convert to fraction form
    17,613.29/26,417.37 = 5,129.97/x
  3. Step 3: Cross multiply
    17,613.29x = 26,417.37 × 5,129.97
  4. Step 4: Simplify right side
    17,613.29x = 135,520,235.75
  5. Step 5: Solve for x
    x = 135,520,235.75/17,613.29
  6. Step 6: Final answer
    x = 7,694.20

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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.