Home / 66,432.60-99,627.22-22,047.43

Finding the Fourth Proportional to 66,432.60, 99,627.22 and 22,047.43

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Solution

The fourth proportional to 66,432.60, 99,627.22 and 22,047.43 is: 33,063.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,432.60 : 99,627.22 = 22,047.43 : x
  2. Step 2: Convert to fraction form
    66,432.60/99,627.22 = 22,047.43/x
  3. Step 3: Cross multiply
    66,432.60x = 99,627.22 × 22,047.43
  4. Step 4: Simplify right side
    66,432.60x = 2,196,524,159.04
  5. Step 5: Solve for x
    x = 2,196,524,159.04/66,432.60
  6. Step 6: Final answer
    x = 33,063.95

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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.