Home / 29,815.60-44,752.20-18,151.60

Finding the Fourth Proportional to 29,815.60, 44,752.20 and 18,151.60

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Solution

The fourth proportional to 29,815.60, 44,752.20 and 18,151.60 is: 27,244.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,815.60 : 44,752.20 = 18,151.60 : x
  2. Step 2: Convert to fraction form
    29,815.60/44,752.20 = 18,151.60/x
  3. Step 3: Cross multiply
    29,815.60x = 44,752.20 × 18,151.60
  4. Step 4: Simplify right side
    29,815.60x = 812,324,033.52
  5. Step 5: Solve for x
    x = 812,324,033.52/29,815.60
  6. Step 6: Final answer
    x = 27,244.93

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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.