Home / 29,400.72-40,559.46-22,217.64

Finding the Fourth Proportional to 29,400.72, 40,559.46 and 22,217.64

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Solution

The fourth proportional to 29,400.72, 40,559.46 and 22,217.64 is: 30,650.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,400.72 : 40,559.46 = 22,217.64 : x
  2. Step 2: Convert to fraction form
    29,400.72/40,559.46 = 22,217.64/x
  3. Step 3: Cross multiply
    29,400.72x = 40,559.46 × 22,217.64
  4. Step 4: Simplify right side
    29,400.72x = 901,135,480.87
  5. Step 5: Solve for x
    x = 901,135,480.87/29,400.72
  6. Step 6: Final answer
    x = 30,650.12

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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.