Home / 16,766.78-23,138.09-9,596.66

Finding the Fourth Proportional to 16,766.78, 23,138.09 and 9,596.66

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Solution

The fourth proportional to 16,766.78, 23,138.09 and 9,596.66 is: 13,243.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,766.78 : 23,138.09 = 9,596.66 : x
  2. Step 2: Convert to fraction form
    16,766.78/23,138.09 = 9,596.66/x
  3. Step 3: Cross multiply
    16,766.78x = 23,138.09 × 9,596.66
  4. Step 4: Simplify right side
    16,766.78x = 222,048,385.24
  5. Step 5: Solve for x
    x = 222,048,385.24/16,766.78
  6. Step 6: Final answer
    x = 13,243.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.