Home / 33,777.28-46,612.38-18,670.96

Finding the Fourth Proportional to 33,777.28, 46,612.38 and 18,670.96

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Solution

The fourth proportional to 33,777.28, 46,612.38 and 18,670.96 is: 25,765.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,777.28 : 46,612.38 = 18,670.96 : x
  2. Step 2: Convert to fraction form
    33,777.28/46,612.38 = 18,670.96/x
  3. Step 3: Cross multiply
    33,777.28x = 46,612.38 × 18,670.96
  4. Step 4: Simplify right side
    33,777.28x = 870,297,882.48
  5. Step 5: Solve for x
    x = 870,297,882.48/33,777.28
  6. Step 6: Final answer
    x = 25,765.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.