Home / 40,863.40-56,397.14-22,959.75

Finding the Fourth Proportional to 40,863.40, 56,397.14 and 22,959.75

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Solution

The fourth proportional to 40,863.40, 56,397.14 and 22,959.75 is: 31,687.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,863.40 : 56,397.14 = 22,959.75 : x
  2. Step 2: Convert to fraction form
    40,863.40/56,397.14 = 22,959.75/x
  3. Step 3: Cross multiply
    40,863.40x = 56,397.14 × 22,959.75
  4. Step 4: Simplify right side
    40,863.40x = 1,294,863,838.33
  5. Step 5: Solve for x
    x = 1,294,863,838.33/40,863.40
  6. Step 6: Final answer
    x = 31,687.62

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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.