Home / 66,518.46-99,691.05-27,029.41

Finding the Fourth Proportional to 66,518.46, 99,691.05 and 27,029.41

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Solution

The fourth proportional to 66,518.46, 99,691.05 and 27,029.41 is: 40,508.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,518.46 : 99,691.05 = 27,029.41 : x
  2. Step 2: Convert to fraction form
    66,518.46/99,691.05 = 27,029.41/x
  3. Step 3: Cross multiply
    66,518.46x = 99,691.05 × 27,029.41
  4. Step 4: Simplify right side
    66,518.46x = 2,694,590,263.78
  5. Step 5: Solve for x
    x = 2,694,590,263.78/66,518.46
  6. Step 6: Final answer
    x = 40,508.91

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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.