Home / 17,687.30-26,497.51-10,452.87

Finding the Fourth Proportional to 17,687.30, 26,497.51 and 10,452.87

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Solution

The fourth proportional to 17,687.30, 26,497.51 and 10,452.87 is: 15,659.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,687.30 : 26,497.51 = 10,452.87 : x
  2. Step 2: Convert to fraction form
    17,687.30/26,497.51 = 10,452.87/x
  3. Step 3: Cross multiply
    17,687.30x = 26,497.51 × 10,452.87
  4. Step 4: Simplify right side
    17,687.30x = 276,974,894.87
  5. Step 5: Solve for x
    x = 276,974,894.87/17,687.30
  6. Step 6: Final answer
    x = 15,659.54

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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.