Home / 33,861.62-46,729.17-19,724.18

Finding the Fourth Proportional to 33,861.62, 46,729.17 and 19,724.18

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Solution

The fourth proportional to 33,861.62, 46,729.17 and 19,724.18 is: 27,219.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,861.62 : 46,729.17 = 19,724.18 : x
  2. Step 2: Convert to fraction form
    33,861.62/46,729.17 = 19,724.18/x
  3. Step 3: Cross multiply
    33,861.62x = 46,729.17 × 19,724.18
  4. Step 4: Simplify right side
    33,861.62x = 921,694,560.33
  5. Step 5: Solve for x
    x = 921,694,560.33/33,861.62
  6. Step 6: Final answer
    x = 27,219.45

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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.