Home / 25,863.90-38,868.51-15,335.43

Finding the Fourth Proportional to 25,863.90, 38,868.51 and 15,335.43

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Solution

The fourth proportional to 25,863.90, 38,868.51 and 15,335.43 is: 23,046.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,863.90 : 38,868.51 = 15,335.43 : x
  2. Step 2: Convert to fraction form
    25,863.90/38,868.51 = 15,335.43/x
  3. Step 3: Cross multiply
    25,863.90x = 38,868.51 × 15,335.43
  4. Step 4: Simplify right side
    25,863.90x = 596,065,314.31
  5. Step 5: Solve for x
    x = 596,065,314.31/25,863.90
  6. Step 6: Final answer
    x = 23,046.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.