Home / 18,159.24-27,231.84-7,064.43

Finding the Fourth Proportional to 18,159.24, 27,231.84 and 7,064.43

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Solution

The fourth proportional to 18,159.24, 27,231.84 and 7,064.43 is: 10,593.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,159.24 : 27,231.84 = 7,064.43 : x
  2. Step 2: Convert to fraction form
    18,159.24/27,231.84 = 7,064.43/x
  3. Step 3: Cross multiply
    18,159.24x = 27,231.84 × 7,064.43
  4. Step 4: Simplify right side
    18,159.24x = 192,377,427.45
  5. Step 5: Solve for x
    x = 192,377,427.45/18,159.24
  6. Step 6: Final answer
    x = 10,593.91

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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.