Home / 22,871.72-34,307.55-15,023.78

Finding the Fourth Proportional to 22,871.72, 34,307.55 and 15,023.78

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Solution

The fourth proportional to 22,871.72, 34,307.55 and 15,023.78 is: 22,535.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,871.72 : 34,307.55 = 15,023.78 : x
  2. Step 2: Convert to fraction form
    22,871.72/34,307.55 = 15,023.78/x
  3. Step 3: Cross multiply
    22,871.72x = 34,307.55 × 15,023.78
  4. Step 4: Simplify right side
    22,871.72x = 515,429,083.54
  5. Step 5: Solve for x
    x = 515,429,083.54/22,871.72
  6. Step 6: Final answer
    x = 22,535.65

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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.