Home / 18,262.75-25,202.73-11,193.88

Finding the Fourth Proportional to 18,262.75, 25,202.73 and 11,193.88

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Solution

The fourth proportional to 18,262.75, 25,202.73 and 11,193.88 is: 15,447.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,262.75 : 25,202.73 = 11,193.88 : x
  2. Step 2: Convert to fraction form
    18,262.75/25,202.73 = 11,193.88/x
  3. Step 3: Cross multiply
    18,262.75x = 25,202.73 × 11,193.88
  4. Step 4: Simplify right side
    18,262.75x = 282,116,335.29
  5. Step 5: Solve for x
    x = 282,116,335.29/18,262.75
  6. Step 6: Final answer
    x = 15,447.64

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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.