Home / 15,126.75-22,691.34-4,738.50

Finding the Fourth Proportional to 15,126.75, 22,691.34 and 4,738.50

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Solution

The fourth proportional to 15,126.75, 22,691.34 and 4,738.50 is: 7,108.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,126.75 : 22,691.34 = 4,738.50 : x
  2. Step 2: Convert to fraction form
    15,126.75/22,691.34 = 4,738.50/x
  3. Step 3: Cross multiply
    15,126.75x = 22,691.34 × 4,738.50
  4. Step 4: Simplify right side
    15,126.75x = 107,522,914.59
  5. Step 5: Solve for x
    x = 107,522,914.59/15,126.75
  6. Step 6: Final answer
    x = 7,108.13

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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.