Home / 25,270.12-37,874.43-17,876.71

Finding the Fourth Proportional to 25,270.12, 37,874.43 and 17,876.71

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Solution

The fourth proportional to 25,270.12, 37,874.43 and 17,876.71 is: 26,793.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,270.12 : 37,874.43 = 17,876.71 : x
  2. Step 2: Convert to fraction form
    25,270.12/37,874.43 = 17,876.71/x
  3. Step 3: Cross multiply
    25,270.12x = 37,874.43 × 17,876.71
  4. Step 4: Simplify right side
    25,270.12x = 677,069,922.77
  5. Step 5: Solve for x
    x = 677,069,922.77/25,270.12
  6. Step 6: Final answer
    x = 26,793.31

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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.