Home / 44,102.60-66,162.10-20,729.04

Finding the Fourth Proportional to 44,102.60, 66,162.10 and 20,729.04

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Solution

The fourth proportional to 44,102.60, 66,162.10 and 20,729.04 is: 31,097.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,102.60 : 66,162.10 = 20,729.04 : x
  2. Step 2: Convert to fraction form
    44,102.60/66,162.10 = 20,729.04/x
  3. Step 3: Cross multiply
    44,102.60x = 66,162.10 × 20,729.04
  4. Step 4: Simplify right side
    44,102.60x = 1,371,476,829.85
  5. Step 5: Solve for x
    x = 1,371,476,829.85/44,102.60
  6. Step 6: Final answer
    x = 31,097.41

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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.