Home / 25,203.98-34,781.21-13,873.23

Finding the Fourth Proportional to 25,203.98, 34,781.21 and 13,873.23

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Solution

The fourth proportional to 25,203.98, 34,781.21 and 13,873.23 is: 19,144.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,203.98 : 34,781.21 = 13,873.23 : x
  2. Step 2: Convert to fraction form
    25,203.98/34,781.21 = 13,873.23/x
  3. Step 3: Cross multiply
    25,203.98x = 34,781.21 × 13,873.23
  4. Step 4: Simplify right side
    25,203.98x = 482,527,760.69
  5. Step 5: Solve for x
    x = 482,527,760.69/25,203.98
  6. Step 6: Final answer
    x = 19,144.90

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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.