Home / 30,118.28-41,559.60-17,375.64

Finding the Fourth Proportional to 30,118.28, 41,559.60 and 17,375.64

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Solution

The fourth proportional to 30,118.28, 41,559.60 and 17,375.64 is: 23,976.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,118.28 : 41,559.60 = 17,375.64 : x
  2. Step 2: Convert to fraction form
    30,118.28/41,559.60 = 17,375.64/x
  3. Step 3: Cross multiply
    30,118.28x = 41,559.60 × 17,375.64
  4. Step 4: Simplify right side
    30,118.28x = 722,124,648.14
  5. Step 5: Solve for x
    x = 722,124,648.14/30,118.28
  6. Step 6: Final answer
    x = 23,976.29

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1.5x scale

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.