Home / 55,729.26-76,895.66-31,850.87

Finding the Fourth Proportional to 55,729.26, 76,895.66 and 31,850.87

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Solution

The fourth proportional to 55,729.26, 76,895.66 and 31,850.87 is: 43,948.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,729.26 : 76,895.66 = 31,850.87 : x
  2. Step 2: Convert to fraction form
    55,729.26/76,895.66 = 31,850.87/x
  3. Step 3: Cross multiply
    55,729.26x = 76,895.66 × 31,850.87
  4. Step 4: Simplify right side
    55,729.26x = 2,449,193,365.37
  5. Step 5: Solve for x
    x = 2,449,193,365.37/55,729.26
  6. Step 6: Final answer
    x = 43,948.07

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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.