Home / 66,326.22-99,500.13-19,583.82

Finding the Fourth Proportional to 66,326.22, 99,500.13 and 19,583.82

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Solution

The fourth proportional to 66,326.22, 99,500.13 and 19,583.82 is: 29,378.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,326.22 : 99,500.13 = 19,583.82 : x
  2. Step 2: Convert to fraction form
    66,326.22/99,500.13 = 19,583.82/x
  3. Step 3: Cross multiply
    66,326.22x = 99,500.13 × 19,583.82
  4. Step 4: Simplify right side
    66,326.22x = 1,948,592,635.90
  5. Step 5: Solve for x
    x = 1,948,592,635.90/66,326.22
  6. Step 6: Final answer
    x = 29,378.92

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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.