Home / 17,761.29-26,641.92-5,281.26

Finding the Fourth Proportional to 17,761.29, 26,641.92 and 5,281.26

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Solution

The fourth proportional to 17,761.29, 26,641.92 and 5,281.26 is: 7,921.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,761.29 : 26,641.92 = 5,281.26 : x
  2. Step 2: Convert to fraction form
    17,761.29/26,641.92 = 5,281.26/x
  3. Step 3: Cross multiply
    17,761.29x = 26,641.92 × 5,281.26
  4. Step 4: Simplify right side
    17,761.29x = 140,702,906.42
  5. Step 5: Solve for x
    x = 140,702,906.42/17,761.29
  6. Step 6: Final answer
    x = 7,921.89

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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.