Home / 31,288.42-43,167.46-17,850.22

Finding the Fourth Proportional to 31,288.42, 43,167.46 and 17,850.22

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Solution

The fourth proportional to 31,288.42, 43,167.46 and 17,850.22 is: 24,627.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,288.42 : 43,167.46 = 17,850.22 : x
  2. Step 2: Convert to fraction form
    31,288.42/43,167.46 = 17,850.22/x
  3. Step 3: Cross multiply
    31,288.42x = 43,167.46 × 17,850.22
  4. Step 4: Simplify right side
    31,288.42x = 770,548,657.84
  5. Step 5: Solve for x
    x = 770,548,657.84/31,288.42
  6. Step 6: Final answer
    x = 24,627.28

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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.