Home / 36,340.66-50,138.83-21,222.42

Finding the Fourth Proportional to 36,340.66, 50,138.83 and 21,222.42

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Solution

The fourth proportional to 36,340.66, 50,138.83 and 21,222.42 is: 29,280.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,340.66 : 50,138.83 = 21,222.42 : x
  2. Step 2: Convert to fraction form
    36,340.66/50,138.83 = 21,222.42/x
  3. Step 3: Cross multiply
    36,340.66x = 50,138.83 × 21,222.42
  4. Step 4: Simplify right side
    36,340.66x = 1,064,067,308.57
  5. Step 5: Solve for x
    x = 1,064,067,308.57/36,340.66
  6. Step 6: Final answer
    x = 29,280.35

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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.