Home / 25,204.23-34,781.40-13,873.95

Finding the Fourth Proportional to 25,204.23, 34,781.40 and 13,873.95

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Solution

The fourth proportional to 25,204.23, 34,781.40 and 13,873.95 is: 19,145.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,204.23 : 34,781.40 = 13,873.95 : x
  2. Step 2: Convert to fraction form
    25,204.23/34,781.40 = 13,873.95/x
  3. Step 3: Cross multiply
    25,204.23x = 34,781.40 × 13,873.95
  4. Step 4: Simplify right side
    25,204.23x = 482,555,404.53
  5. Step 5: Solve for x
    x = 482,555,404.53/25,204.23
  6. Step 6: Final answer
    x = 19,145.81

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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.