Home / 19,799.62-29,694.75-5,755.90

Finding the Fourth Proportional to 19,799.62, 29,694.75 and 5,755.90

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Solution

The fourth proportional to 19,799.62, 29,694.75 and 5,755.90 is: 8,632.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,799.62 : 29,694.75 = 5,755.90 : x
  2. Step 2: Convert to fraction form
    19,799.62/29,694.75 = 5,755.90/x
  3. Step 3: Cross multiply
    19,799.62x = 29,694.75 × 5,755.90
  4. Step 4: Simplify right side
    19,799.62x = 170,920,011.53
  5. Step 5: Solve for x
    x = 170,920,011.53/19,799.62
  6. Step 6: Final answer
    x = 8,632.49

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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.