Home / 49,442.68-68,230.48-26,781.15

Finding the Fourth Proportional to 49,442.68, 68,230.48 and 26,781.15

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Solution

The fourth proportional to 49,442.68, 68,230.48 and 26,781.15 is: 36,957.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,442.68 : 68,230.48 = 26,781.15 : x
  2. Step 2: Convert to fraction form
    49,442.68/68,230.48 = 26,781.15/x
  3. Step 3: Cross multiply
    49,442.68x = 68,230.48 × 26,781.15
  4. Step 4: Simplify right side
    49,442.68x = 1,827,290,719.45
  5. Step 5: Solve for x
    x = 1,827,290,719.45/49,442.68
  6. Step 6: Final answer
    x = 36,957.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.