Home / 16,954.80-23,396.67-9,400.68

Finding the Fourth Proportional to 16,954.80, 23,396.67 and 9,400.68

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Solution

The fourth proportional to 16,954.80, 23,396.67 and 9,400.68 is: 12,972.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954.80 : 23,396.67 = 9,400.68 : x
  2. Step 2: Convert to fraction form
    16,954.80/23,396.67 = 9,400.68/x
  3. Step 3: Cross multiply
    16,954.80x = 23,396.67 × 9,400.68
  4. Step 4: Simplify right side
    16,954.80x = 219,944,701.48
  5. Step 5: Solve for x
    x = 219,944,701.48/16,954.80
  6. Step 6: Final answer
    x = 12,972.42

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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.