Home / 39,718.31-54,816.14-22,951.31

Finding the Fourth Proportional to 39,718.31, 54,816.14 and 22,951.31

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Solution

The fourth proportional to 39,718.31, 54,816.14 and 22,951.31 is: 31,675.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,718.31 : 54,816.14 = 22,951.31 : x
  2. Step 2: Convert to fraction form
    39,718.31/54,816.14 = 22,951.31/x
  3. Step 3: Cross multiply
    39,718.31x = 54,816.14 × 22,951.31
  4. Step 4: Simplify right side
    39,718.31x = 1,258,102,244.43
  5. Step 5: Solve for x
    x = 1,258,102,244.43/39,718.31
  6. Step 6: Final answer
    x = 31,675.62

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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.