Home / 20,013.76-27,617.89-11,060.73

Finding the Fourth Proportional to 20,013.76, 27,617.89 and 11,060.73

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Solution

The fourth proportional to 20,013.76, 27,617.89 and 11,060.73 is: 15,263.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,013.76 : 27,617.89 = 11,060.73 : x
  2. Step 2: Convert to fraction form
    20,013.76/27,617.89 = 11,060.73/x
  3. Step 3: Cross multiply
    20,013.76x = 27,617.89 × 11,060.73
  4. Step 4: Simplify right side
    20,013.76x = 305,473,908.76
  5. Step 5: Solve for x
    x = 305,473,908.76/20,013.76
  6. Step 6: Final answer
    x = 15,263.20

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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.