Home / 41,102.20-61,653.30-14,807.80

Finding the Fourth Proportional to 41,102.20, 61,653.30 and 14,807.80

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Solution

The fourth proportional to 41,102.20, 61,653.30 and 14,807.80 is: 22,211.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,102.20 : 61,653.30 = 14,807.80 : x
  2. Step 2: Convert to fraction form
    41,102.20/61,653.30 = 14,807.80/x
  3. Step 3: Cross multiply
    41,102.20x = 61,653.30 × 14,807.80
  4. Step 4: Simplify right side
    41,102.20x = 912,949,735.74
  5. Step 5: Solve for x
    x = 912,949,735.74/41,102.20
  6. Step 6: Final answer
    x = 22,211.70

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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.