Home / 51,997.30-71,756.92-31,573.56

Finding the Fourth Proportional to 51,997.30, 71,756.92 and 31,573.56

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Solution

The fourth proportional to 51,997.30, 71,756.92 and 31,573.56 is: 43,571.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,997.30 : 71,756.92 = 31,573.56 : x
  2. Step 2: Convert to fraction form
    51,997.30/71,756.92 = 31,573.56/x
  3. Step 3: Cross multiply
    51,997.30x = 71,756.92 × 31,573.56
  4. Step 4: Simplify right side
    51,997.30x = 2,265,621,419.04
  5. Step 5: Solve for x
    x = 2,265,621,419.04/51,997.30
  6. Step 6: Final answer
    x = 43,571.91

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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.