Home / 26,179.39-39,268.40-8,411.27

Finding the Fourth Proportional to 26,179.39, 39,268.40 and 8,411.27

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Solution

The fourth proportional to 26,179.39, 39,268.40 and 8,411.27 is: 12,616.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,179.39 : 39,268.40 = 8,411.27 : x
  2. Step 2: Convert to fraction form
    26,179.39/39,268.40 = 8,411.27/x
  3. Step 3: Cross multiply
    26,179.39x = 39,268.40 × 8,411.27
  4. Step 4: Simplify right side
    26,179.39x = 330,297,114.87
  5. Step 5: Solve for x
    x = 330,297,114.87/26,179.39
  6. Step 6: Final answer
    x = 12,616.68

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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.