Home / 51,327.24-70,790.93-31,183.55

Finding the Fourth Proportional to 51,327.24, 70,790.93 and 31,183.55

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Solution

The fourth proportional to 51,327.24, 70,790.93 and 31,183.55 is: 43,008.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,327.24 : 70,790.93 = 31,183.55 : x
  2. Step 2: Convert to fraction form
    51,327.24/70,790.93 = 31,183.55/x
  3. Step 3: Cross multiply
    51,327.24x = 70,790.93 × 31,183.55
  4. Step 4: Simplify right side
    51,327.24x = 2,207,512,172.31
  5. Step 5: Solve for x
    x = 2,207,512,172.31/51,327.24
  6. Step 6: Final answer
    x = 43,008.59

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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.