Home / 27,432.19-41,148.42-8,725.38

Finding the Fourth Proportional to 27,432.19, 41,148.42 and 8,725.38

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Solution

The fourth proportional to 27,432.19, 41,148.42 and 8,725.38 is: 13,088.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,432.19 : 41,148.42 = 8,725.38 : x
  2. Step 2: Convert to fraction form
    27,432.19/41,148.42 = 8,725.38/x
  3. Step 3: Cross multiply
    27,432.19x = 41,148.42 × 8,725.38
  4. Step 4: Simplify right side
    27,432.19x = 359,035,600.90
  5. Step 5: Solve for x
    x = 359,035,600.90/27,432.19
  6. Step 6: Final answer
    x = 13,088.11

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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.