Home / 26,208.64-39,305.66-8,679.83

Finding the Fourth Proportional to 26,208.64, 39,305.66 and 8,679.83

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Solution

The fourth proportional to 26,208.64, 39,305.66 and 8,679.83 is: 13,017.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,208.64 : 39,305.66 = 8,679.83 : x
  2. Step 2: Convert to fraction form
    26,208.64/39,305.66 = 8,679.83/x
  3. Step 3: Cross multiply
    26,208.64x = 39,305.66 × 8,679.83
  4. Step 4: Simplify right side
    26,208.64x = 341,166,403.44
  5. Step 5: Solve for x
    x = 341,166,403.44/26,208.64
  6. Step 6: Final answer
    x = 13,017.33

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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.