Home / 17,203.92-25,781.52-7,333.20

Finding the Fourth Proportional to 17,203.92, 25,781.52 and 7,333.20

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Solution

The fourth proportional to 17,203.92, 25,781.52 and 7,333.20 is: 10,989.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,203.92 : 25,781.52 = 7,333.20 : x
  2. Step 2: Convert to fraction form
    17,203.92/25,781.52 = 7,333.20/x
  3. Step 3: Cross multiply
    17,203.92x = 25,781.52 × 7,333.20
  4. Step 4: Simplify right side
    17,203.92x = 189,061,042.46
  5. Step 5: Solve for x
    x = 189,061,042.46/17,203.92
  6. Step 6: Final answer
    x = 10,989.42

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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.