Home / 36,160.12-49,906.88-21,623.32

Finding the Fourth Proportional to 36,160.12, 49,906.88 and 21,623.32

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Solution

The fourth proportional to 36,160.12, 49,906.88 and 21,623.32 is: 29,843.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,160.12 : 49,906.88 = 21,623.32 : x
  2. Step 2: Convert to fraction form
    36,160.12/49,906.88 = 21,623.32/x
  3. Step 3: Cross multiply
    36,160.12x = 49,906.88 × 21,623.32
  4. Step 4: Simplify right side
    36,160.12x = 1,079,152,436.44
  5. Step 5: Solve for x
    x = 1,079,152,436.44/36,160.12
  6. Step 6: Final answer
    x = 29,843.72

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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.