Home / 15,042.76-22,563.44-3,949.20

Finding the Fourth Proportional to 15,042.76, 22,563.44 and 3,949.20

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Solution

The fourth proportional to 15,042.76, 22,563.44 and 3,949.20 is: 5,923.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,042.76 : 22,563.44 = 3,949.20 : x
  2. Step 2: Convert to fraction form
    15,042.76/22,563.44 = 3,949.20/x
  3. Step 3: Cross multiply
    15,042.76x = 22,563.44 × 3,949.20
  4. Step 4: Simplify right side
    15,042.76x = 89,107,537.25
  5. Step 5: Solve for x
    x = 89,107,537.25/15,042.76
  6. Step 6: Final answer
    x = 5,923.62

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1.5x scale

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.