Home / 26,505.21-39,759.64-6,783.94

Finding the Fourth Proportional to 26,505.21, 39,759.64 and 6,783.94

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Solution

The fourth proportional to 26,505.21, 39,759.64 and 6,783.94 is: 10,176.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,505.21 : 39,759.64 = 6,783.94 : x
  2. Step 2: Convert to fraction form
    26,505.21/39,759.64 = 6,783.94/x
  3. Step 3: Cross multiply
    26,505.21x = 39,759.64 × 6,783.94
  4. Step 4: Simplify right side
    26,505.21x = 269,727,012.18
  5. Step 5: Solve for x
    x = 269,727,012.18/26,505.21
  6. Step 6: Final answer
    x = 10,176.38

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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.