Home / 17,159.83-25,739.43-5,472.88

Finding the Fourth Proportional to 17,159.83, 25,739.43 and 5,472.88

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Solution

The fourth proportional to 17,159.83, 25,739.43 and 5,472.88 is: 8,209.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,159.83 : 25,739.43 = 5,472.88 : x
  2. Step 2: Convert to fraction form
    17,159.83/25,739.43 = 5,472.88/x
  3. Step 3: Cross multiply
    17,159.83x = 25,739.43 × 5,472.88
  4. Step 4: Simplify right side
    17,159.83x = 140,868,811.66
  5. Step 5: Solve for x
    x = 140,868,811.66/17,159.83
  6. Step 6: Final answer
    x = 8,209.22

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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.