Home / 48,912.25-73,378.90-15,177.60

Finding the Fourth Proportional to 48,912.25, 73,378.90 and 15,177.60

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Solution

The fourth proportional to 48,912.25, 73,378.90 and 15,177.60 is: 22,769.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,912.25 : 73,378.90 = 15,177.60 : x
  2. Step 2: Convert to fraction form
    48,912.25/73,378.90 = 15,177.60/x
  3. Step 3: Cross multiply
    48,912.25x = 73,378.90 × 15,177.60
  4. Step 4: Simplify right side
    48,912.25x = 1,113,715,225.75
  5. Step 5: Solve for x
    x = 1,113,715,225.75/48,912.25
  6. Step 6: Final answer
    x = 22,769.66

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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.