Home / 31,787.18-43,873.28-24,874.66

Finding the Fourth Proportional to 31,787.18, 43,873.28 and 24,874.66

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Solution

The fourth proportional to 31,787.18, 43,873.28 and 24,874.66 is: 34,332.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,787.18 : 43,873.28 = 24,874.66 : x
  2. Step 2: Convert to fraction form
    31,787.18/43,873.28 = 24,874.66/x
  3. Step 3: Cross multiply
    31,787.18x = 43,873.28 × 24,874.66
  4. Step 4: Simplify right side
    31,787.18x = 1,091,332,923.08
  5. Step 5: Solve for x
    x = 1,091,332,923.08/31,787.18
  6. Step 6: Final answer
    x = 34,332.49

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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.