Home / 37,243.73-55,853.73-12,279.12

Finding the Fourth Proportional to 37,243.73, 55,853.73 and 12,279.12

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Solution

The fourth proportional to 37,243.73, 55,853.73 and 12,279.12 is: 18,414.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,243.73 : 55,853.73 = 12,279.12 : x
  2. Step 2: Convert to fraction form
    37,243.73/55,853.73 = 12,279.12/x
  3. Step 3: Cross multiply
    37,243.73x = 55,853.73 × 12,279.12
  4. Step 4: Simplify right side
    37,243.73x = 685,834,653.12
  5. Step 5: Solve for x
    x = 685,834,653.12/37,243.73
  6. Step 6: Final answer
    x = 18,414.77

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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.