Home / 51,941.57-71,662.54-31,777.43

Finding the Fourth Proportional to 51,941.57, 71,662.54 and 31,777.43

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Solution

The fourth proportional to 51,941.57, 71,662.54 and 31,777.43 is: 43,842.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,941.57 : 71,662.54 = 31,777.43 : x
  2. Step 2: Convert to fraction form
    51,941.57/71,662.54 = 31,777.43/x
  3. Step 3: Cross multiply
    51,941.57x = 71,662.54 × 31,777.43
  4. Step 4: Simplify right side
    51,941.57x = 2,277,251,348.47
  5. Step 5: Solve for x
    x = 2,277,251,348.47/51,941.57
  6. Step 6: Final answer
    x = 43,842.56

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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.