Home / 31,241.21-43,068.03-22,273.15

Finding the Fourth Proportional to 31,241.21, 43,068.03 and 22,273.15

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Solution

The fourth proportional to 31,241.21, 43,068.03 and 22,273.15 is: 30,704.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,241.21 : 43,068.03 = 22,273.15 : x
  2. Step 2: Convert to fraction form
    31,241.21/43,068.03 = 22,273.15/x
  3. Step 3: Cross multiply
    31,241.21x = 43,068.03 × 22,273.15
  4. Step 4: Simplify right side
    31,241.21x = 959,260,523.47
  5. Step 5: Solve for x
    x = 959,260,523.47/31,241.21
  6. Step 6: Final answer
    x = 30,704.97

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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.