Home / 49,074.62-73,610.35-20,626.64

Finding the Fourth Proportional to 49,074.62, 73,610.35 and 20,626.64

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Solution

The fourth proportional to 49,074.62, 73,610.35 and 20,626.64 is: 30,939.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,074.62 : 73,610.35 = 20,626.64 : x
  2. Step 2: Convert to fraction form
    49,074.62/73,610.35 = 20,626.64/x
  3. Step 3: Cross multiply
    49,074.62x = 73,610.35 × 20,626.64
  4. Step 4: Simplify right side
    49,074.62x = 1,518,334,162.17
  5. Step 5: Solve for x
    x = 1,518,334,162.17/49,074.62
  6. Step 6: Final answer
    x = 30,939.30

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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.