Home / 16,246.73-22,418.87-9,171.79

Finding the Fourth Proportional to 16,246.73, 22,418.87 and 9,171.79

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Solution

The fourth proportional to 16,246.73, 22,418.87 and 9,171.79 is: 12,656.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,246.73 : 22,418.87 = 9,171.79 : x
  2. Step 2: Convert to fraction form
    16,246.73/22,418.87 = 9,171.79/x
  3. Step 3: Cross multiply
    16,246.73x = 22,418.87 × 9,171.79
  4. Step 4: Simplify right side
    16,246.73x = 205,621,065.77
  5. Step 5: Solve for x
    x = 205,621,065.77/16,246.73
  6. Step 6: Final answer
    x = 12,656.15

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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.