Home / 18,250.32-27,370.20-6,557.20

Finding the Fourth Proportional to 18,250.32, 27,370.20 and 6,557.20

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Solution

The fourth proportional to 18,250.32, 27,370.20 and 6,557.20 is: 9,833.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,250.32 : 27,370.20 = 6,557.20 : x
  2. Step 2: Convert to fraction form
    18,250.32/27,370.20 = 6,557.20/x
  3. Step 3: Cross multiply
    18,250.32x = 27,370.20 × 6,557.20
  4. Step 4: Simplify right side
    18,250.32x = 179,471,875.44
  5. Step 5: Solve for x
    x = 179,471,875.44/18,250.32
  6. Step 6: Final answer
    x = 9,833.90

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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.