Home / 41,106.20-61,659.30-14,811.80

Finding the Fourth Proportional to 41,106.20, 61,659.30 and 14,811.80

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Solution

The fourth proportional to 41,106.20, 61,659.30 and 14,811.80 is: 22,217.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,106.20 : 61,659.30 = 14,811.80 : x
  2. Step 2: Convert to fraction form
    41,106.20/61,659.30 = 14,811.80/x
  3. Step 3: Cross multiply
    41,106.20x = 61,659.30 × 14,811.80
  4. Step 4: Simplify right side
    41,106.20x = 913,285,219.74
  5. Step 5: Solve for x
    x = 913,285,219.74/41,106.20
  6. Step 6: Final answer
    x = 22,217.70

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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.