Home / 41,947.36-62,910.96-12,357.20

Finding the Fourth Proportional to 41,947.36, 62,910.96 and 12,357.20

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Solution

The fourth proportional to 41,947.36, 62,910.96 and 12,357.20 is: 18,532.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,947.36 : 62,910.96 = 12,357.20 : x
  2. Step 2: Convert to fraction form
    41,947.36/62,910.96 = 12,357.20/x
  3. Step 3: Cross multiply
    41,947.36x = 62,910.96 × 12,357.20
  4. Step 4: Simplify right side
    41,947.36x = 777,403,314.91
  5. Step 5: Solve for x
    x = 777,403,314.91/41,947.36
  6. Step 6: Final answer
    x = 18,532.83

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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.