Home / 18,248.65-25,167.66-12,592.42

Finding the Fourth Proportional to 18,248.65, 25,167.66 and 12,592.42

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Solution

The fourth proportional to 18,248.65, 25,167.66 and 12,592.42 is: 17,366.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,248.65 : 25,167.66 = 12,592.42 : x
  2. Step 2: Convert to fraction form
    18,248.65/25,167.66 = 12,592.42/x
  3. Step 3: Cross multiply
    18,248.65x = 25,167.66 × 12,592.42
  4. Step 4: Simplify right side
    18,248.65x = 316,921,745.14
  5. Step 5: Solve for x
    x = 316,921,745.14/18,248.65
  6. Step 6: Final answer
    x = 17,366.86

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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.