Home / 17,217.66-25,827.30-5,379.51

Finding the Fourth Proportional to 17,217.66, 25,827.30 and 5,379.51

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Solution

The fourth proportional to 17,217.66, 25,827.30 and 5,379.51 is: 8,069.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,217.66 : 25,827.30 = 5,379.51 : x
  2. Step 2: Convert to fraction form
    17,217.66/25,827.30 = 5,379.51/x
  3. Step 3: Cross multiply
    17,217.66x = 25,827.30 × 5,379.51
  4. Step 4: Simplify right side
    17,217.66x = 138,938,218.62
  5. Step 5: Solve for x
    x = 138,938,218.62/17,217.66
  6. Step 6: Final answer
    x = 8,069.52

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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.