Home / 18,207.57-27,313.29-5,727.99

Finding the Fourth Proportional to 18,207.57, 27,313.29 and 5,727.99

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Solution

The fourth proportional to 18,207.57, 27,313.29 and 5,727.99 is: 8,592.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207.57 : 27,313.29 = 5,727.99 : x
  2. Step 2: Convert to fraction form
    18,207.57/27,313.29 = 5,727.99/x
  3. Step 3: Cross multiply
    18,207.57x = 27,313.29 × 5,727.99
  4. Step 4: Simplify right side
    18,207.57x = 156,450,251.99
  5. Step 5: Solve for x
    x = 156,450,251.99/18,207.57
  6. Step 6: Final answer
    x = 8,592.59

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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.