Home / 26,221.60-39,296.40-16,832.80

Finding the Fourth Proportional to 26,221.60, 39,296.40 and 16,832.80

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Solution

The fourth proportional to 26,221.60, 39,296.40 and 16,832.80 is: 25,226.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,221.60 : 39,296.40 = 16,832.80 : x
  2. Step 2: Convert to fraction form
    26,221.60/39,296.40 = 16,832.80/x
  3. Step 3: Cross multiply
    26,221.60x = 39,296.40 × 16,832.80
  4. Step 4: Simplify right side
    26,221.60x = 661,468,441.92
  5. Step 5: Solve for x
    x = 661,468,441.92/26,221.60
  6. Step 6: Final answer
    x = 25,226.09

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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.