Home / 18,593.44-25,654.56-10,640.04

Finding the Fourth Proportional to 18,593.44, 25,654.56 and 10,640.04

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Solution

The fourth proportional to 18,593.44, 25,654.56 and 10,640.04 is: 14,680.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,593.44 : 25,654.56 = 10,640.04 : x
  2. Step 2: Convert to fraction form
    18,593.44/25,654.56 = 10,640.04/x
  3. Step 3: Cross multiply
    18,593.44x = 25,654.56 × 10,640.04
  4. Step 4: Simplify right side
    18,593.44x = 272,965,544.58
  5. Step 5: Solve for x
    x = 272,965,544.58/18,593.44
  6. Step 6: Final answer
    x = 14,680.74

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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.