Home / 17,175.81-25,766.15-5,486.30

Finding the Fourth Proportional to 17,175.81, 25,766.15 and 5,486.30

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Solution

The fourth proportional to 17,175.81, 25,766.15 and 5,486.30 is: 8,230.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,175.81 : 25,766.15 = 5,486.30 : x
  2. Step 2: Convert to fraction form
    17,175.81/25,766.15 = 5,486.30/x
  3. Step 3: Cross multiply
    17,175.81x = 25,766.15 × 5,486.30
  4. Step 4: Simplify right side
    17,175.81x = 141,360,672.48
  5. Step 5: Solve for x
    x = 141,360,672.48/17,175.81
  6. Step 6: Final answer
    x = 8,230.22

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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.