Home / 16,761.87-23,130.33-9,206.73

Finding the Fourth Proportional to 16,761.87, 23,130.33 and 9,206.73

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Solution

The fourth proportional to 16,761.87, 23,130.33 and 9,206.73 is: 12,704.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,761.87 : 23,130.33 = 9,206.73 : x
  2. Step 2: Convert to fraction form
    16,761.87/23,130.33 = 9,206.73/x
  3. Step 3: Cross multiply
    16,761.87x = 23,130.33 × 9,206.73
  4. Step 4: Simplify right side
    16,761.87x = 212,954,703.12
  5. Step 5: Solve for x
    x = 212,954,703.12/16,761.87
  6. Step 6: Final answer
    x = 12,704.71

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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.