Home / 16,188.36-22,350.24-11,726.88

Finding the Fourth Proportional to 16,188.36, 22,350.24 and 11,726.88

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Solution

The fourth proportional to 16,188.36, 22,350.24 and 11,726.88 is: 16,190.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,188.36 : 22,350.24 = 11,726.88 : x
  2. Step 2: Convert to fraction form
    16,188.36/22,350.24 = 11,726.88/x
  3. Step 3: Cross multiply
    16,188.36x = 22,350.24 × 11,726.88
  4. Step 4: Simplify right side
    16,188.36x = 262,098,582.45
  5. Step 5: Solve for x
    x = 262,098,582.45/16,188.36
  6. Step 6: Final answer
    x = 16,190.56

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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.