Home / 51,860.05-71,568.29-31,716.56

Finding the Fourth Proportional to 51,860.05, 71,568.29 and 31,716.56

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Solution

The fourth proportional to 51,860.05, 71,568.29 and 31,716.56 is: 43,769.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,860.05 : 71,568.29 = 31,716.56 : x
  2. Step 2: Convert to fraction form
    51,860.05/71,568.29 = 31,716.56/x
  3. Step 3: Cross multiply
    51,860.05x = 71,568.29 × 31,716.56
  4. Step 4: Simplify right side
    51,860.05x = 2,269,900,222.09
  5. Step 5: Solve for x
    x = 2,269,900,222.09/51,860.05
  6. Step 6: Final answer
    x = 43,769.73

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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.