Home / 18,125.19-27,184.82-4,974.48

Finding the Fourth Proportional to 18,125.19, 27,184.82 and 4,974.48

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Solution

The fourth proportional to 18,125.19, 27,184.82 and 4,974.48 is: 7,460.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,125.19 : 27,184.82 = 4,974.48 : x
  2. Step 2: Convert to fraction form
    18,125.19/27,184.82 = 4,974.48/x
  3. Step 3: Cross multiply
    18,125.19x = 27,184.82 × 4,974.48
  4. Step 4: Simplify right side
    18,125.19x = 135,230,318.52
  5. Step 5: Solve for x
    x = 135,230,318.52/18,125.19
  6. Step 6: Final answer
    x = 7,460.90

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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.