Home / 18,272.73-25,191.24-11,554.98

Finding the Fourth Proportional to 18,272.73, 25,191.24 and 11,554.98

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Solution

The fourth proportional to 18,272.73, 25,191.24 and 11,554.98 is: 15,929.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,272.73 : 25,191.24 = 11,554.98 : x
  2. Step 2: Convert to fraction form
    18,272.73/25,191.24 = 11,554.98/x
  3. Step 3: Cross multiply
    18,272.73x = 25,191.24 × 11,554.98
  4. Step 4: Simplify right side
    18,272.73x = 291,084,274.38
  5. Step 5: Solve for x
    x = 291,084,274.38/18,272.73
  6. Step 6: Final answer
    x = 15,929.98

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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.