Home / 15,092.24-20,826.41-8,377.38

Finding the Fourth Proportional to 15,092.24, 20,826.41 and 8,377.38

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Solution

The fourth proportional to 15,092.24, 20,826.41 and 8,377.38 is: 11,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,092.24 : 20,826.41 = 8,377.38 : x
  2. Step 2: Convert to fraction form
    15,092.24/20,826.41 = 8,377.38/x
  3. Step 3: Cross multiply
    15,092.24x = 20,826.41 × 8,377.38
  4. Step 4: Simplify right side
    15,092.24x = 174,470,708.72
  5. Step 5: Solve for x
    x = 174,470,708.72/15,092.24
  6. Step 6: Final answer
    x = 11,560.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.