Home / 15,579.33-23,361.43-7,257.39

Finding the Fourth Proportional to 15,579.33, 23,361.43 and 7,257.39

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Solution

The fourth proportional to 15,579.33, 23,361.43 and 7,257.39 is: 10,882.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,579.33 : 23,361.43 = 7,257.39 : x
  2. Step 2: Convert to fraction form
    15,579.33/23,361.43 = 7,257.39/x
  3. Step 3: Cross multiply
    15,579.33x = 23,361.43 × 7,257.39
  4. Step 4: Simplify right side
    15,579.33x = 169,543,008.47
  5. Step 5: Solve for x
    x = 169,543,008.47/15,579.33
  6. Step 6: Final answer
    x = 10,882.56

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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.