Home / 26,726.05-36,876.92-18,115.65

Finding the Fourth Proportional to 26,726.05, 36,876.92 and 18,115.65

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Solution

The fourth proportional to 26,726.05, 36,876.92 and 18,115.65 is: 24,996.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,726.05 : 36,876.92 = 18,115.65 : x
  2. Step 2: Convert to fraction form
    26,726.05/36,876.92 = 18,115.65/x
  3. Step 3: Cross multiply
    26,726.05x = 36,876.92 × 18,115.65
  4. Step 4: Simplify right side
    26,726.05x = 668,049,387.12
  5. Step 5: Solve for x
    x = 668,049,387.12/26,726.05
  6. Step 6: Final answer
    x = 24,996.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.