Home / 26,163.29-39,192.33-12,103.58

Finding the Fourth Proportional to 26,163.29, 39,192.33 and 12,103.58

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Solution

The fourth proportional to 26,163.29, 39,192.33 and 12,103.58 is: 18,131.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,163.29 : 39,192.33 = 12,103.58 : x
  2. Step 2: Convert to fraction form
    26,163.29/39,192.33 = 12,103.58/x
  3. Step 3: Cross multiply
    26,163.29x = 39,192.33 × 12,103.58
  4. Step 4: Simplify right side
    26,163.29x = 474,367,501.54
  5. Step 5: Solve for x
    x = 474,367,501.54/26,163.29
  6. Step 6: Final answer
    x = 18,131.03

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1.5x scale

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.