Home / 16,193.20-22,356.94-13,216.14

Finding the Fourth Proportional to 16,193.20, 22,356.94 and 13,216.14

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Solution

The fourth proportional to 16,193.20, 22,356.94 and 13,216.14 is: 18,246.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,193.20 : 22,356.94 = 13,216.14 : x
  2. Step 2: Convert to fraction form
    16,193.20/22,356.94 = 13,216.14/x
  3. Step 3: Cross multiply
    16,193.20x = 22,356.94 × 13,216.14
  4. Step 4: Simplify right side
    16,193.20x = 295,472,449.01
  5. Step 5: Solve for x
    x = 295,472,449.01/16,193.20
  6. Step 6: Final answer
    x = 18,246.70

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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.