Home / 33,247.64-49,856.87-12,456.56

Finding the Fourth Proportional to 33,247.64, 49,856.87 and 12,456.56

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Solution

The fourth proportional to 33,247.64, 49,856.87 and 12,456.56 is: 18,679.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,247.64 : 49,856.87 = 12,456.56 : x
  2. Step 2: Convert to fraction form
    33,247.64/49,856.87 = 12,456.56/x
  3. Step 3: Cross multiply
    33,247.64x = 49,856.87 × 12,456.56
  4. Step 4: Simplify right side
    33,247.64x = 621,045,248.35
  5. Step 5: Solve for x
    x = 621,045,248.35/33,247.64
  6. Step 6: Final answer
    x = 18,679.38

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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.