Home / 17,192.80-25,789.20-5,507.20

Finding the Fourth Proportional to 17,192.80, 25,789.20 and 5,507.20

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Solution

The fourth proportional to 17,192.80, 25,789.20 and 5,507.20 is: 8,260.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,192.80 : 25,789.20 = 5,507.20 : x
  2. Step 2: Convert to fraction form
    17,192.80/25,789.20 = 5,507.20/x
  3. Step 3: Cross multiply
    17,192.80x = 25,789.20 × 5,507.20
  4. Step 4: Simplify right side
    17,192.80x = 142,026,282.24
  5. Step 5: Solve for x
    x = 142,026,282.24/17,192.80
  6. Step 6: Final answer
    x = 8,260.80

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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.