Home / 18,163.17-27,244.76-5,686.34

Finding the Fourth Proportional to 18,163.17, 27,244.76 and 5,686.34

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Solution

The fourth proportional to 18,163.17, 27,244.76 and 5,686.34 is: 8,529.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163.17 : 27,244.76 = 5,686.34 : x
  2. Step 2: Convert to fraction form
    18,163.17/27,244.76 = 5,686.34/x
  3. Step 3: Cross multiply
    18,163.17x = 27,244.76 × 5,686.34
  4. Step 4: Simplify right side
    18,163.17x = 154,922,803.92
  5. Step 5: Solve for x
    x = 154,922,803.92/18,163.17
  6. Step 6: Final answer
    x = 8,529.50

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Double scale
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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.