Home / 25,677.82-38,516.49-13,837.17

Finding the Fourth Proportional to 25,677.82, 38,516.49 and 13,837.17

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Solution

The fourth proportional to 25,677.82, 38,516.49 and 13,837.17 is: 20,755.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,677.82 : 38,516.49 = 13,837.17 : x
  2. Step 2: Convert to fraction form
    25,677.82/38,516.49 = 13,837.17/x
  3. Step 3: Cross multiply
    25,677.82x = 38,516.49 × 13,837.17
  4. Step 4: Simplify right side
    25,677.82x = 532,959,219.93
  5. Step 5: Solve for x
    x = 532,959,219.93/25,677.82
  6. Step 6: Final answer
    x = 20,755.63

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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.