Home / 26,505.62-39,764.94-13,184.90

Finding the Fourth Proportional to 26,505.62, 39,764.94 and 13,184.90

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Solution

The fourth proportional to 26,505.62, 39,764.94 and 13,184.90 is: 19,780.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,505.62 : 39,764.94 = 13,184.90 : x
  2. Step 2: Convert to fraction form
    26,505.62/39,764.94 = 13,184.90/x
  3. Step 3: Cross multiply
    26,505.62x = 39,764.94 × 13,184.90
  4. Step 4: Simplify right side
    26,505.62x = 524,296,757.41
  5. Step 5: Solve for x
    x = 524,296,757.41/26,505.62
  6. Step 6: Final answer
    x = 19,780.59

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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.