Home / 18,537.20-27,805.85-4,497.17

Finding the Fourth Proportional to 18,537.20, 27,805.85 and 4,497.17

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Solution

The fourth proportional to 18,537.20, 27,805.85 and 4,497.17 is: 6,745.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,537.20 : 27,805.85 = 4,497.17 : x
  2. Step 2: Convert to fraction form
    18,537.20/27,805.85 = 4,497.17/x
  3. Step 3: Cross multiply
    18,537.20x = 27,805.85 × 4,497.17
  4. Step 4: Simplify right side
    18,537.20x = 125,047,472.93
  5. Step 5: Solve for x
    x = 125,047,472.93/18,537.20
  6. Step 6: Final answer
    x = 6,745.76

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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.