Home / 16,238.56-22,410.93-9,163.63

Finding the Fourth Proportional to 16,238.56, 22,410.93 and 9,163.63

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Solution

The fourth proportional to 16,238.56, 22,410.93 and 9,163.63 is: 12,646.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,238.56 : 22,410.93 = 9,163.63 : x
  2. Step 2: Convert to fraction form
    16,238.56/22,410.93 = 9,163.63/x
  3. Step 3: Cross multiply
    16,238.56x = 22,410.93 × 9,163.63
  4. Step 4: Simplify right side
    16,238.56x = 205,365,470.48
  5. Step 5: Solve for x
    x = 205,365,470.48/16,238.56
  6. Step 6: Final answer
    x = 12,646.78

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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.