Home / 15,227.75-22,840.90-3,983.10

Finding the Fourth Proportional to 15,227.75, 22,840.90 and 3,983.10

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Solution

The fourth proportional to 15,227.75, 22,840.90 and 3,983.10 is: 5,974.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,227.75 : 22,840.90 = 3,983.10 : x
  2. Step 2: Convert to fraction form
    15,227.75/22,840.90 = 3,983.10/x
  3. Step 3: Cross multiply
    15,227.75x = 22,840.90 × 3,983.10
  4. Step 4: Simplify right side
    15,227.75x = 90,977,588.79
  5. Step 5: Solve for x
    x = 90,977,588.79/15,227.75
  6. Step 6: Final answer
    x = 5,974.46

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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.