Home / 40,947.85-61,396.53-15,958.81

Finding the Fourth Proportional to 40,947.85, 61,396.53 and 15,958.81

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Solution

The fourth proportional to 40,947.85, 61,396.53 and 15,958.81 is: 23,928.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,947.85 : 61,396.53 = 15,958.81 : x
  2. Step 2: Convert to fraction form
    40,947.85/61,396.53 = 15,958.81/x
  3. Step 3: Cross multiply
    40,947.85x = 61,396.53 × 15,958.81
  4. Step 4: Simplify right side
    40,947.85x = 979,815,556.93
  5. Step 5: Solve for x
    x = 979,815,556.93/40,947.85
  6. Step 6: Final answer
    x = 23,928.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.