Home / 15,778.33-23,650.87-5,245.52

Finding the Fourth Proportional to 15,778.33, 23,650.87 and 5,245.52

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Solution

The fourth proportional to 15,778.33, 23,650.87 and 5,245.52 is: 7,862.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,778.33 : 23,650.87 = 5,245.52 : x
  2. Step 2: Convert to fraction form
    15,778.33/23,650.87 = 5,245.52/x
  3. Step 3: Cross multiply
    15,778.33x = 23,650.87 × 5,245.52
  4. Step 4: Simplify right side
    15,778.33x = 124,061,028.83
  5. Step 5: Solve for x
    x = 124,061,028.83/15,778.33
  6. Step 6: Final answer
    x = 7,862.75

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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.