Home / 26,769.06-40,126.84-17,891.86

Finding the Fourth Proportional to 26,769.06, 40,126.84 and 17,891.86

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Solution

The fourth proportional to 26,769.06, 40,126.84 and 17,891.86 is: 26,819.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,769.06 : 40,126.84 = 17,891.86 : x
  2. Step 2: Convert to fraction form
    26,769.06/40,126.84 = 17,891.86/x
  3. Step 3: Cross multiply
    26,769.06x = 40,126.84 × 17,891.86
  4. Step 4: Simplify right side
    26,769.06x = 717,943,803.52
  5. Step 5: Solve for x
    x = 717,943,803.52/26,769.06
  6. Step 6: Final answer
    x = 26,819.91

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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.