Home / 15,452.78-23,178.56-10,759.23

Finding the Fourth Proportional to 15,452.78, 23,178.56 and 10,759.23

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Solution

The fourth proportional to 15,452.78, 23,178.56 and 10,759.23 is: 16,138.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,452.78 : 23,178.56 = 10,759.23 : x
  2. Step 2: Convert to fraction form
    15,452.78/23,178.56 = 10,759.23/x
  3. Step 3: Cross multiply
    15,452.78x = 23,178.56 × 10,759.23
  4. Step 4: Simplify right side
    15,452.78x = 249,383,404.31
  5. Step 5: Solve for x
    x = 249,383,404.31/15,452.78
  6. Step 6: Final answer
    x = 16,138.42

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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.