Home / 17,151.18-25,726.71-11,265.21

Finding the Fourth Proportional to 17,151.18, 25,726.71 and 11,265.21

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Solution

The fourth proportional to 17,151.18, 25,726.71 and 11,265.21 is: 16,897.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,151.18 : 25,726.71 = 11,265.21 : x
  2. Step 2: Convert to fraction form
    17,151.18/25,726.71 = 11,265.21/x
  3. Step 3: Cross multiply
    17,151.18x = 25,726.71 × 11,265.21
  4. Step 4: Simplify right side
    17,151.18x = 289,816,790.76
  5. Step 5: Solve for x
    x = 289,816,790.76/17,151.18
  6. Step 6: Final answer
    x = 16,897.78

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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.