Home / 49,147.20-73,731.44-15,869.12

Finding the Fourth Proportional to 49,147.20, 73,731.44 and 15,869.12

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Solution

The fourth proportional to 49,147.20, 73,731.44 and 15,869.12 is: 23,807.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,147.20 : 73,731.44 = 15,869.12 : x
  2. Step 2: Convert to fraction form
    49,147.20/73,731.44 = 15,869.12/x
  3. Step 3: Cross multiply
    49,147.20x = 73,731.44 × 15,869.12
  4. Step 4: Simplify right side
    49,147.20x = 1,170,053,069.13
  5. Step 5: Solve for x
    x = 1,170,053,069.13/49,147.20
  6. Step 6: Final answer
    x = 23,807.12

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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.