Home / 45,778.62-68,668.38-22,080.66

Finding the Fourth Proportional to 45,778.62, 68,668.38 and 22,080.66

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Solution

The fourth proportional to 45,778.62, 68,668.38 and 22,080.66 is: 33,121.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,778.62 : 68,668.38 = 22,080.66 : x
  2. Step 2: Convert to fraction form
    45,778.62/68,668.38 = 22,080.66/x
  3. Step 3: Cross multiply
    45,778.62x = 68,668.38 × 22,080.66
  4. Step 4: Simplify right side
    45,778.62x = 1,516,243,151.53
  5. Step 5: Solve for x
    x = 1,516,243,151.53/45,778.62
  6. Step 6: Final answer
    x = 33,121.21

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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.