Home / 26,391.83-39,588.14-8,861.81

Finding the Fourth Proportional to 26,391.83, 39,588.14 and 8,861.81

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Solution

The fourth proportional to 26,391.83, 39,588.14 and 8,861.81 is: 13,292.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,391.83 : 39,588.14 = 8,861.81 : x
  2. Step 2: Convert to fraction form
    26,391.83/39,588.14 = 8,861.81/x
  3. Step 3: Cross multiply
    26,391.83x = 39,588.14 × 8,861.81
  4. Step 4: Simplify right side
    26,391.83x = 350,822,399.15
  5. Step 5: Solve for x
    x = 350,822,399.15/26,391.83
  6. Step 6: Final answer
    x = 13,292.84

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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.