Home / 19,894.43-29,843.59-7,247.62

Finding the Fourth Proportional to 19,894.43, 29,843.59 and 7,247.62

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Solution

The fourth proportional to 19,894.43, 29,843.59 and 7,247.62 is: 10,872.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,894.43 : 29,843.59 = 7,247.62 : x
  2. Step 2: Convert to fraction form
    19,894.43/29,843.59 = 7,247.62/x
  3. Step 3: Cross multiply
    19,894.43x = 29,843.59 × 7,247.62
  4. Step 4: Simplify right side
    19,894.43x = 216,295,147.04
  5. Step 5: Solve for x
    x = 216,295,147.04/19,894.43
  6. Step 6: Final answer
    x = 10,872.15

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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.