Home / 25,872.67-38,801.50-10,074.18

Finding the Fourth Proportional to 25,872.67, 38,801.50 and 10,074.18

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Solution

The fourth proportional to 25,872.67, 38,801.50 and 10,074.18 is: 15,108.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,872.67 : 38,801.50 = 10,074.18 : x
  2. Step 2: Convert to fraction form
    25,872.67/38,801.50 = 10,074.18/x
  3. Step 3: Cross multiply
    25,872.67x = 38,801.50 × 10,074.18
  4. Step 4: Simplify right side
    25,872.67x = 390,893,295.27
  5. Step 5: Solve for x
    x = 390,893,295.27/25,872.67
  6. Step 6: Final answer
    x = 15,108.35

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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.