Home / 23,321.36-34,989.44-8,328.15

Finding the Fourth Proportional to 23,321.36, 34,989.44 and 8,328.15

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Solution

The fourth proportional to 23,321.36, 34,989.44 and 8,328.15 is: 12,494.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,321.36 : 34,989.44 = 8,328.15 : x
  2. Step 2: Convert to fraction form
    23,321.36/34,989.44 = 8,328.15/x
  3. Step 3: Cross multiply
    23,321.36x = 34,989.44 × 8,328.15
  4. Step 4: Simplify right side
    23,321.36x = 291,397,456.77
  5. Step 5: Solve for x
    x = 291,397,456.77/23,321.36
  6. Step 6: Final answer
    x = 12,494.87

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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.