Home / 26,493.75-39,758.85-10,911.38

Finding the Fourth Proportional to 26,493.75, 39,758.85 and 10,911.38

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Solution

The fourth proportional to 26,493.75, 39,758.85 and 10,911.38 is: 16,374.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,493.75 : 39,758.85 = 10,911.38 : x
  2. Step 2: Convert to fraction form
    26,493.75/39,758.85 = 10,911.38/x
  3. Step 3: Cross multiply
    26,493.75x = 39,758.85 × 10,911.38
  4. Step 4: Simplify right side
    26,493.75x = 433,823,721.92
  5. Step 5: Solve for x
    x = 433,823,721.92/26,493.75
  6. Step 6: Final answer
    x = 16,374.57

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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.