Home / 41,195.20-61,783.08-11,615.80

Finding the Fourth Proportional to 41,195.20, 61,783.08 and 11,615.80

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Solution

The fourth proportional to 41,195.20, 61,783.08 and 11,615.80 is: 17,420.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,195.20 : 61,783.08 = 11,615.80 : x
  2. Step 2: Convert to fraction form
    41,195.20/61,783.08 = 11,615.80/x
  3. Step 3: Cross multiply
    41,195.20x = 61,783.08 × 11,615.80
  4. Step 4: Simplify right side
    41,195.20x = 717,659,900.66
  5. Step 5: Solve for x
    x = 717,659,900.66/41,195.20
  6. Step 6: Final answer
    x = 17,420.96

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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.