Home / 49,164.75-73,747.40-12,228.75

Finding the Fourth Proportional to 49,164.75, 73,747.40 and 12,228.75

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Solution

The fourth proportional to 49,164.75, 73,747.40 and 12,228.75 is: 18,343.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,164.75 : 73,747.40 = 12,228.75 : x
  2. Step 2: Convert to fraction form
    49,164.75/73,747.40 = 12,228.75/x
  3. Step 3: Cross multiply
    49,164.75x = 73,747.40 × 12,228.75
  4. Step 4: Simplify right side
    49,164.75x = 901,838,456.61
  5. Step 5: Solve for x
    x = 901,838,456.61/49,164.75
  6. Step 6: Final answer
    x = 18,343.19

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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.