Home / 20,013.66-27,618.45-11,060.97

Finding the Fourth Proportional to 20,013.66, 27,618.45 and 11,060.97

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Solution

The fourth proportional to 20,013.66, 27,618.45 and 11,060.97 is: 15,263.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,013.66 : 27,618.45 = 11,060.97 : x
  2. Step 2: Convert to fraction form
    20,013.66/27,618.45 = 11,060.97/x
  3. Step 3: Cross multiply
    20,013.66x = 27,618.45 × 11,060.97
  4. Step 4: Simplify right side
    20,013.66x = 305,486,846.90
  5. Step 5: Solve for x
    x = 305,486,846.90/20,013.66
  6. Step 6: Final answer
    x = 15,263.92

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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.