Home / 17,175.13-25,766.37-5,328.64

Finding the Fourth Proportional to 17,175.13, 25,766.37 and 5,328.64

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Solution

The fourth proportional to 17,175.13, 25,766.37 and 5,328.64 is: 7,994.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,175.13 : 25,766.37 = 5,328.64 : x
  2. Step 2: Convert to fraction form
    17,175.13/25,766.37 = 5,328.64/x
  3. Step 3: Cross multiply
    17,175.13x = 25,766.37 × 5,328.64
  4. Step 4: Simplify right side
    17,175.13x = 137,299,683.19
  5. Step 5: Solve for x
    x = 137,299,683.19/17,175.13
  6. Step 6: Final answer
    x = 7,994.10

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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.