Home / 50,390.22-69,540.84-29,165.40

Finding the Fourth Proportional to 50,390.22, 69,540.84 and 29,165.40

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Solution

The fourth proportional to 50,390.22, 69,540.84 and 29,165.40 is: 40,249.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,390.22 : 69,540.84 = 29,165.40 : x
  2. Step 2: Convert to fraction form
    50,390.22/69,540.84 = 29,165.40/x
  3. Step 3: Cross multiply
    50,390.22x = 69,540.84 × 29,165.40
  4. Step 4: Simplify right side
    50,390.22x = 2,028,186,414.94
  5. Step 5: Solve for x
    x = 2,028,186,414.94/50,390.22
  6. Step 6: Final answer
    x = 40,249.60

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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.