Home / 17,657.38-26,581.45-16,131.95

Finding the Fourth Proportional to 17,657.38, 26,581.45 and 16,131.95

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Solution

The fourth proportional to 17,657.38, 26,581.45 and 16,131.95 is: 24,285.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,657.38 : 26,581.45 = 16,131.95 : x
  2. Step 2: Convert to fraction form
    17,657.38/26,581.45 = 16,131.95/x
  3. Step 3: Cross multiply
    17,657.38x = 26,581.45 × 16,131.95
  4. Step 4: Simplify right side
    17,657.38x = 428,810,622.33
  5. Step 5: Solve for x
    x = 428,810,622.33/17,657.38
  6. Step 6: Final answer
    x = 24,285.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.