Home / 19,627.38-27,085.78-11,244.42

Finding the Fourth Proportional to 19,627.38, 27,085.78 and 11,244.42

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Solution

The fourth proportional to 19,627.38, 27,085.78 and 11,244.42 is: 15,517.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,627.38 : 27,085.78 = 11,244.42 : x
  2. Step 2: Convert to fraction form
    19,627.38/27,085.78 = 11,244.42/x
  3. Step 3: Cross multiply
    19,627.38x = 27,085.78 × 11,244.42
  4. Step 4: Simplify right side
    19,627.38x = 304,563,886.35
  5. Step 5: Solve for x
    x = 304,563,886.35/19,627.38
  6. Step 6: Final answer
    x = 15,517.30

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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.