Home / 26,071.20-39,105.12-11,269.68

Finding the Fourth Proportional to 26,071.20, 39,105.12 and 11,269.68

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Solution

The fourth proportional to 26,071.20, 39,105.12 and 11,269.68 is: 16,903.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,071.20 : 39,105.12 = 11,269.68 : x
  2. Step 2: Convert to fraction form
    26,071.20/39,105.12 = 11,269.68/x
  3. Step 3: Cross multiply
    26,071.20x = 39,105.12 × 11,269.68
  4. Step 4: Simplify right side
    26,071.20x = 440,702,188.76
  5. Step 5: Solve for x
    x = 440,702,188.76/26,071.20
  6. Step 6: Final answer
    x = 16,903.79

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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.