Home / 41,213.20-61,816.20-13,511.20

Finding the Fourth Proportional to 41,213.20, 61,816.20 and 13,511.20

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Solution

The fourth proportional to 41,213.20, 61,816.20 and 13,511.20 is: 20,265.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,213.20 : 61,816.20 = 13,511.20 : x
  2. Step 2: Convert to fraction form
    41,213.20/61,816.20 = 13,511.20/x
  3. Step 3: Cross multiply
    41,213.20x = 61,816.20 × 13,511.20
  4. Step 4: Simplify right side
    41,213.20x = 835,211,041.44
  5. Step 5: Solve for x
    x = 835,211,041.44/41,213.20
  6. Step 6: Final answer
    x = 20,265.62

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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.