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Finding the Fourth Proportional to 11,104.35, 16,595.11 and 9,947.97

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Solution

The fourth proportional to 11,104.35, 16,595.11 and 9,947.97 is: 14,866.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,104.35 : 16,595.11 = 9,947.97 : x
  2. Step 2: Convert to fraction form
    11,104.35/16,595.11 = 9,947.97/x
  3. Step 3: Cross multiply
    11,104.35x = 16,595.11 × 9,947.97
  4. Step 4: Simplify right side
    11,104.35x = 165,087,631.56
  5. Step 5: Solve for x
    x = 165,087,631.56/11,104.35
  6. Step 6: Final answer
    x = 14,866.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.