Home / 15,123.24-22,687.20-4,734

Finding the Fourth Proportional to 15,123.24, 22,687.20 and 4,734

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Solution

The fourth proportional to 15,123.24, 22,687.20 and 4,734 is: 7,101.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,123.24 : 22,687.20 = 4,734 : x
  2. Step 2: Convert to fraction form
    15,123.24/22,687.20 = 4,734/x
  3. Step 3: Cross multiply
    15,123.24x = 22,687.20 × 4,734
  4. Step 4: Simplify right side
    15,123.24x = 107,401,204.80
  5. Step 5: Solve for x
    x = 107,401,204.80/15,123.24
  6. Step 6: Final answer
    x = 7,101.73

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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.