Home / 41,966.60-62,928.30-15,657.80

Finding the Fourth Proportional to 41,966.60, 62,928.30 and 15,657.80

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Solution

The fourth proportional to 41,966.60, 62,928.30 and 15,657.80 is: 23,478.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,966.60 : 62,928.30 = 15,657.80 : x
  2. Step 2: Convert to fraction form
    41,966.60/62,928.30 = 15,657.80/x
  3. Step 3: Cross multiply
    41,966.60x = 62,928.30 × 15,657.80
  4. Step 4: Simplify right side
    41,966.60x = 985,318,735.74
  5. Step 5: Solve for x
    x = 985,318,735.74/41,966.60
  6. Step 6: Final answer
    x = 23,478.64

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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.