Home / 41,520.96-62,246.64-18,129.60

Finding the Fourth Proportional to 41,520.96, 62,246.64 and 18,129.60

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Solution

The fourth proportional to 41,520.96, 62,246.64 and 18,129.60 is: 27,179.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,520.96 : 62,246.64 = 18,129.60 : x
  2. Step 2: Convert to fraction form
    41,520.96/62,246.64 = 18,129.60/x
  3. Step 3: Cross multiply
    41,520.96x = 62,246.64 × 18,129.60
  4. Step 4: Simplify right side
    41,520.96x = 1,128,506,684.54
  5. Step 5: Solve for x
    x = 1,128,506,684.54/41,520.96
  6. Step 6: Final answer
    x = 27,179.21

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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.