Home / 12,625.50-18,942.18-5,233.44

Finding the Fourth Proportional to 12,625.50, 18,942.18 and 5,233.44

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Solution

The fourth proportional to 12,625.50, 18,942.18 and 5,233.44 is: 7,851.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,625.50 : 18,942.18 = 5,233.44 : x
  2. Step 2: Convert to fraction form
    12,625.50/18,942.18 = 5,233.44/x
  3. Step 3: Cross multiply
    12,625.50x = 18,942.18 × 5,233.44
  4. Step 4: Simplify right side
    12,625.50x = 99,132,762.50
  5. Step 5: Solve for x
    x = 99,132,762.50/12,625.50
  6. Step 6: Final answer
    x = 7,851.79

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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.