Home / 15,937.45-23,905.56-4,250.57

Finding the Fourth Proportional to 15,937.45, 23,905.56 and 4,250.57

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Solution

The fourth proportional to 15,937.45, 23,905.56 and 4,250.57 is: 6,375.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,937.45 : 23,905.56 = 4,250.57 : x
  2. Step 2: Convert to fraction form
    15,937.45/23,905.56 = 4,250.57/x
  3. Step 3: Cross multiply
    15,937.45x = 23,905.56 × 4,250.57
  4. Step 4: Simplify right side
    15,937.45x = 101,612,136.64
  5. Step 5: Solve for x
    x = 101,612,136.64/15,937.45
  6. Step 6: Final answer
    x = 6,375.68

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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.