Home / 18,246.75-25,180.52-9,863.25

Finding the Fourth Proportional to 18,246.75, 25,180.52 and 9,863.25

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Solution

The fourth proportional to 18,246.75, 25,180.52 and 9,863.25 is: 13,611.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.75 : 25,180.52 = 9,863.25 : x
  2. Step 2: Convert to fraction form
    18,246.75/25,180.52 = 9,863.25/x
  3. Step 3: Cross multiply
    18,246.75x = 25,180.52 × 9,863.25
  4. Step 4: Simplify right side
    18,246.75x = 248,361,714.57
  5. Step 5: Solve for x
    x = 248,361,714.57/18,246.75
  6. Step 6: Final answer
    x = 13,611.29

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Half scale
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Double scale
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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.