Home / 25,286.61-34,895.50-14,108.61

Finding the Fourth Proportional to 25,286.61, 34,895.50 and 14,108.61

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Solution

The fourth proportional to 25,286.61, 34,895.50 and 14,108.61 is: 19,469.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,286.61 : 34,895.50 = 14,108.61 : x
  2. Step 2: Convert to fraction form
    25,286.61/34,895.50 = 14,108.61/x
  3. Step 3: Cross multiply
    25,286.61x = 34,895.50 × 14,108.61
  4. Step 4: Simplify right side
    25,286.61x = 492,327,000.26
  5. Step 5: Solve for x
    x = 492,327,000.26/25,286.61
  6. Step 6: Final answer
    x = 19,469.87

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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.