Home / 31,942.89-44,077.37-18,330.23

Finding the Fourth Proportional to 31,942.89, 44,077.37 and 18,330.23

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Solution

The fourth proportional to 31,942.89, 44,077.37 and 18,330.23 is: 25,293.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,942.89 : 44,077.37 = 18,330.23 : x
  2. Step 2: Convert to fraction form
    31,942.89/44,077.37 = 18,330.23/x
  3. Step 3: Cross multiply
    31,942.89x = 44,077.37 × 18,330.23
  4. Step 4: Simplify right side
    31,942.89x = 807,948,348.44
  5. Step 5: Solve for x
    x = 807,948,348.44/31,942.89
  6. Step 6: Final answer
    x = 25,293.53

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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.