Home / 17,648.68-26,474.50-5,168.20

Finding the Fourth Proportional to 17,648.68, 26,474.50 and 5,168.20

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Solution

The fourth proportional to 17,648.68, 26,474.50 and 5,168.20 is: 7,752.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,648.68 : 26,474.50 = 5,168.20 : x
  2. Step 2: Convert to fraction form
    17,648.68/26,474.50 = 5,168.20/x
  3. Step 3: Cross multiply
    17,648.68x = 26,474.50 × 5,168.20
  4. Step 4: Simplify right side
    17,648.68x = 136,825,510.90
  5. Step 5: Solve for x
    x = 136,825,510.90/17,648.68
  6. Step 6: Final answer
    x = 7,752.73

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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.