Home / 51,908.96-71,636.96-31,759.52

Finding the Fourth Proportional to 51,908.96, 71,636.96 and 31,759.52

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Solution

The fourth proportional to 51,908.96, 71,636.96 and 31,759.52 is: 43,829.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,908.96 : 71,636.96 = 31,759.52 : x
  2. Step 2: Convert to fraction form
    51,908.96/71,636.96 = 31,759.52/x
  3. Step 3: Cross multiply
    51,908.96x = 71,636.96 × 31,759.52
  4. Step 4: Simplify right side
    51,908.96x = 2,275,155,463.86
  5. Step 5: Solve for x
    x = 2,275,155,463.86/51,908.96
  6. Step 6: Final answer
    x = 43,829.73

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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.