Home / 18,366.14-27,549.24-7,275.44

Finding the Fourth Proportional to 18,366.14, 27,549.24 and 7,275.44

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Solution

The fourth proportional to 18,366.14, 27,549.24 and 7,275.44 is: 10,913.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,366.14 : 27,549.24 = 7,275.44 : x
  2. Step 2: Convert to fraction form
    18,366.14/27,549.24 = 7,275.44/x
  3. Step 3: Cross multiply
    18,366.14x = 27,549.24 × 7,275.44
  4. Step 4: Simplify right side
    18,366.14x = 200,432,842.67
  5. Step 5: Solve for x
    x = 200,432,842.67/18,366.14
  6. Step 6: Final answer
    x = 10,913.17

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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.