Home / 18,244.82-27,368.76-7,150.70

Finding the Fourth Proportional to 18,244.82, 27,368.76 and 7,150.70

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Solution

The fourth proportional to 18,244.82, 27,368.76 and 7,150.70 is: 10,726.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,244.82 : 27,368.76 = 7,150.70 : x
  2. Step 2: Convert to fraction form
    18,244.82/27,368.76 = 7,150.70/x
  3. Step 3: Cross multiply
    18,244.82x = 27,368.76 × 7,150.70
  4. Step 4: Simplify right side
    18,244.82x = 195,705,792.13
  5. Step 5: Solve for x
    x = 195,705,792.13/18,244.82
  6. Step 6: Final answer
    x = 10,726.65

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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.