Home / 40,872.30-56,397.49-22,963.87

Finding the Fourth Proportional to 40,872.30, 56,397.49 and 22,963.87

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Solution

The fourth proportional to 40,872.30, 56,397.49 and 22,963.87 is: 31,686.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,872.30 : 56,397.49 = 22,963.87 : x
  2. Step 2: Convert to fraction form
    40,872.30/56,397.49 = 22,963.87/x
  3. Step 3: Cross multiply
    40,872.30x = 56,397.49 × 22,963.87
  4. Step 4: Simplify right side
    40,872.30x = 1,295,104,628.69
  5. Step 5: Solve for x
    x = 1,295,104,628.69/40,872.30
  6. Step 6: Final answer
    x = 31,686.61

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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.