Home / 16,321.32-22,488.48-11,006.82

Finding the Fourth Proportional to 16,321.32, 22,488.48 and 11,006.82

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Solution

The fourth proportional to 16,321.32, 22,488.48 and 11,006.82 is: 15,165.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,321.32 : 22,488.48 = 11,006.82 : x
  2. Step 2: Convert to fraction form
    16,321.32/22,488.48 = 11,006.82/x
  3. Step 3: Cross multiply
    16,321.32x = 22,488.48 × 11,006.82
  4. Step 4: Simplify right side
    16,321.32x = 247,526,651.43
  5. Step 5: Solve for x
    x = 247,526,651.43/16,321.32
  6. Step 6: Final answer
    x = 15,165.85

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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.