Home / 27,243.38-37,589.18-15,906.44

Finding the Fourth Proportional to 27,243.38, 37,589.18 and 15,906.44

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Solution

The fourth proportional to 27,243.38, 37,589.18 and 15,906.44 is: 21,946.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,243.38 : 37,589.18 = 15,906.44 : x
  2. Step 2: Convert to fraction form
    27,243.38/37,589.18 = 15,906.44/x
  3. Step 3: Cross multiply
    27,243.38x = 37,589.18 × 15,906.44
  4. Step 4: Simplify right side
    27,243.38x = 597,910,036.32
  5. Step 5: Solve for x
    x = 597,910,036.32/27,243.38
  6. Step 6: Final answer
    x = 21,946.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.