Home / 26,544.45-39,815.78-7,824.79

Finding the Fourth Proportional to 26,544.45, 39,815.78 and 7,824.79

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Solution

The fourth proportional to 26,544.45, 39,815.78 and 7,824.79 is: 11,736.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,544.45 : 39,815.78 = 7,824.79 : x
  2. Step 2: Convert to fraction form
    26,544.45/39,815.78 = 7,824.79/x
  3. Step 3: Cross multiply
    26,544.45x = 39,815.78 × 7,824.79
  4. Step 4: Simplify right side
    26,544.45x = 311,550,117.19
  5. Step 5: Solve for x
    x = 311,550,117.19/26,544.45
  6. Step 6: Final answer
    x = 11,736.92

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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.