Home / 29,121.60-40,187.82-16,546.32

Finding the Fourth Proportional to 29,121.60, 40,187.82 and 16,546.32

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Solution

The fourth proportional to 29,121.60, 40,187.82 and 16,546.32 is: 22,833.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,121.60 : 40,187.82 = 16,546.32 : x
  2. Step 2: Convert to fraction form
    29,121.60/40,187.82 = 16,546.32/x
  3. Step 3: Cross multiply
    29,121.60x = 40,187.82 × 16,546.32
  4. Step 4: Simplify right side
    29,121.60x = 664,960,529.82
  5. Step 5: Solve for x
    x = 664,960,529.82/29,121.60
  6. Step 6: Final answer
    x = 22,833.93

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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.