Home / 18,074.38-27,112.98-4,927.27

Finding the Fourth Proportional to 18,074.38, 27,112.98 and 4,927.27

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Solution

The fourth proportional to 18,074.38, 27,112.98 and 4,927.27 is: 7,391.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,074.38 : 27,112.98 = 4,927.27 : x
  2. Step 2: Convert to fraction form
    18,074.38/27,112.98 = 4,927.27/x
  3. Step 3: Cross multiply
    18,074.38x = 27,112.98 × 4,927.27
  4. Step 4: Simplify right side
    18,074.38x = 133,592,972.96
  5. Step 5: Solve for x
    x = 133,592,972.96/18,074.38
  6. Step 6: Final answer
    x = 7,391.29

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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.