Home / 18,377.24-27,531.07-10,858.31

Finding the Fourth Proportional to 18,377.24, 27,531.07 and 10,858.31

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Solution

The fourth proportional to 18,377.24, 27,531.07 and 10,858.31 is: 16,266.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,377.24 : 27,531.07 = 10,858.31 : x
  2. Step 2: Convert to fraction form
    18,377.24/27,531.07 = 10,858.31/x
  3. Step 3: Cross multiply
    18,377.24x = 27,531.07 × 10,858.31
  4. Step 4: Simplify right side
    18,377.24x = 298,940,700.74
  5. Step 5: Solve for x
    x = 298,940,700.74/18,377.24
  6. Step 6: Final answer
    x = 16,266.90

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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.