Home / 10,171.26-15,216.17-8,799.35

Finding the Fourth Proportional to 10,171.26, 15,216.17 and 8,799.35

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Solution

The fourth proportional to 10,171.26, 15,216.17 and 8,799.35 is: 13,163.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,171.26 : 15,216.17 = 8,799.35 : x
  2. Step 2: Convert to fraction form
    10,171.26/15,216.17 = 8,799.35/x
  3. Step 3: Cross multiply
    10,171.26x = 15,216.17 × 8,799.35
  4. Step 4: Simplify right side
    10,171.26x = 133,892,285.41
  5. Step 5: Solve for x
    x = 133,892,285.41/10,171.26
  6. Step 6: Final answer
    x = 13,163.79

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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.