Home / 13,452.44-18,564.61-7,484.66

Finding the Fourth Proportional to 13,452.44, 18,564.61 and 7,484.66

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Solution

The fourth proportional to 13,452.44, 18,564.61 and 7,484.66 is: 10,328.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452.44 : 18,564.61 = 7,484.66 : x
  2. Step 2: Convert to fraction form
    13,452.44/18,564.61 = 7,484.66/x
  3. Step 3: Cross multiply
    13,452.44x = 18,564.61 × 7,484.66
  4. Step 4: Simplify right side
    13,452.44x = 138,949,766.00
  5. Step 5: Solve for x
    x = 138,949,766.00/13,452.44
  6. Step 6: Final answer
    x = 10,328.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.