Home / 17,510.20-26,243.40-8,747.56

Finding the Fourth Proportional to 17,510.20, 26,243.40 and 8,747.56

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Solution

The fourth proportional to 17,510.20, 26,243.40 and 8,747.56 is: 13,110.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,510.20 : 26,243.40 = 8,747.56 : x
  2. Step 2: Convert to fraction form
    17,510.20/26,243.40 = 8,747.56/x
  3. Step 3: Cross multiply
    17,510.20x = 26,243.40 × 8,747.56
  4. Step 4: Simplify right side
    17,510.20x = 229,565,716.10
  5. Step 5: Solve for x
    x = 229,565,716.10/17,510.20
  6. Step 6: Final answer
    x = 13,110.40

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1.5x scale

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.