Home / 26,540.23-39,801.87-8,767.57

Finding the Fourth Proportional to 26,540.23, 39,801.87 and 8,767.57

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Solution

The fourth proportional to 26,540.23, 39,801.87 and 8,767.57 is: 13,148.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,540.23 : 39,801.87 = 8,767.57 : x
  2. Step 2: Convert to fraction form
    26,540.23/39,801.87 = 8,767.57/x
  3. Step 3: Cross multiply
    26,540.23x = 39,801.87 × 8,767.57
  4. Step 4: Simplify right side
    26,540.23x = 348,965,681.36
  5. Step 5: Solve for x
    x = 348,965,681.36/26,540.23
  6. Step 6: Final answer
    x = 13,148.56

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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.