Home / 18,336.17-27,499.10-5,687.11

Finding the Fourth Proportional to 18,336.17, 27,499.10 and 5,687.11

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Solution

The fourth proportional to 18,336.17, 27,499.10 and 5,687.11 is: 8,529.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336.17 : 27,499.10 = 5,687.11 : x
  2. Step 2: Convert to fraction form
    18,336.17/27,499.10 = 5,687.11/x
  3. Step 3: Cross multiply
    18,336.17x = 27,499.10 × 5,687.11
  4. Step 4: Simplify right side
    18,336.17x = 156,390,412.54
  5. Step 5: Solve for x
    x = 156,390,412.54/18,336.17
  6. Step 6: Final answer
    x = 8,529.07

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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.