Home / 21,531.14-32,249.83-10,414.38

Finding the Fourth Proportional to 21,531.14, 32,249.83 and 10,414.38

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Solution

The fourth proportional to 21,531.14, 32,249.83 and 10,414.38 is: 15,598.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,531.14 : 32,249.83 = 10,414.38 : x
  2. Step 2: Convert to fraction form
    21,531.14/32,249.83 = 10,414.38/x
  3. Step 3: Cross multiply
    21,531.14x = 32,249.83 × 10,414.38
  4. Step 4: Simplify right side
    21,531.14x = 335,861,984.56
  5. Step 5: Solve for x
    x = 335,861,984.56/21,531.14
  6. Step 6: Final answer
    x = 15,598.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.