Home / 17,660.85-26,491.28-11,091.65

Finding the Fourth Proportional to 17,660.85, 26,491.28 and 11,091.65

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Solution

The fourth proportional to 17,660.85, 26,491.28 and 11,091.65 is: 16,637.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,660.85 : 26,491.28 = 11,091.65 : x
  2. Step 2: Convert to fraction form
    17,660.85/26,491.28 = 11,091.65/x
  3. Step 3: Cross multiply
    17,660.85x = 26,491.28 × 11,091.65
  4. Step 4: Simplify right side
    17,660.85x = 293,832,005.81
  5. Step 5: Solve for x
    x = 293,832,005.81/17,660.85
  6. Step 6: Final answer
    x = 16,637.48

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Similar ratio
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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.