Home / 17,545.47-26,308.20-10,432.71

Finding the Fourth Proportional to 17,545.47, 26,308.20 and 10,432.71

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Solution

The fourth proportional to 17,545.47, 26,308.20 and 10,432.71 is: 15,643.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,545.47 : 26,308.20 = 10,432.71 : x
  2. Step 2: Convert to fraction form
    17,545.47/26,308.20 = 10,432.71/x
  3. Step 3: Cross multiply
    17,545.47x = 26,308.20 × 10,432.71
  4. Step 4: Simplify right side
    17,545.47x = 274,465,821.22
  5. Step 5: Solve for x
    x = 274,465,821.22/17,545.47
  6. Step 6: Final answer
    x = 15,643.12

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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.