Home / 25,110.42-37,671.33-8,469.90

Finding the Fourth Proportional to 25,110.42, 37,671.33 and 8,469.90

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Solution

The fourth proportional to 25,110.42, 37,671.33 and 8,469.90 is: 12,706.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,110.42 : 37,671.33 = 8,469.90 : x
  2. Step 2: Convert to fraction form
    25,110.42/37,671.33 = 8,469.90/x
  3. Step 3: Cross multiply
    25,110.42x = 37,671.33 × 8,469.90
  4. Step 4: Simplify right side
    25,110.42x = 319,072,397.97
  5. Step 5: Solve for x
    x = 319,072,397.97/25,110.42
  6. Step 6: Final answer
    x = 12,706.77

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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.