Home / 17,508.15-26,277.99-11,872.17

Finding the Fourth Proportional to 17,508.15, 26,277.99 and 11,872.17

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Solution

The fourth proportional to 17,508.15, 26,277.99 and 11,872.17 is: 17,818.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,508.15 : 26,277.99 = 11,872.17 : x
  2. Step 2: Convert to fraction form
    17,508.15/26,277.99 = 11,872.17/x
  3. Step 3: Cross multiply
    17,508.15x = 26,277.99 × 11,872.17
  4. Step 4: Simplify right side
    17,508.15x = 311,976,764.54
  5. Step 5: Solve for x
    x = 311,976,764.54/17,508.15
  6. Step 6: Final answer
    x = 17,818.95

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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.