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Finding the Fourth Proportional to 25,073.70, 34,601.37 and 13,895.70

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Solution

The fourth proportional to 25,073.70, 34,601.37 and 13,895.70 is: 19,175.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,073.70 : 34,601.37 = 13,895.70 : x
  2. Step 2: Convert to fraction form
    25,073.70/34,601.37 = 13,895.70/x
  3. Step 3: Cross multiply
    25,073.70x = 34,601.37 × 13,895.70
  4. Step 4: Simplify right side
    25,073.70x = 480,810,257.11
  5. Step 5: Solve for x
    x = 480,810,257.11/25,073.70
  6. Step 6: Final answer
    x = 19,175.88

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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.