Home / 49,066.20-73,604.70-15,780.60

Finding the Fourth Proportional to 49,066.20, 73,604.70 and 15,780.60

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Solution

The fourth proportional to 49,066.20, 73,604.70 and 15,780.60 is: 23,672.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,066.20 : 73,604.70 = 15,780.60 : x
  2. Step 2: Convert to fraction form
    49,066.20/73,604.70 = 15,780.60/x
  3. Step 3: Cross multiply
    49,066.20x = 73,604.70 × 15,780.60
  4. Step 4: Simplify right side
    49,066.20x = 1,161,526,328.82
  5. Step 5: Solve for x
    x = 1,161,526,328.82/49,066.20
  6. Step 6: Final answer
    x = 23,672.64

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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.