Home / 26,659.00-39,956.69-12,408.31

Finding the Fourth Proportional to 26,659.00, 39,956.69 and 12,408.31

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Solution

The fourth proportional to 26,659.00, 39,956.69 and 12,408.31 is: 18,597.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,659.00 : 39,956.69 = 12,408.31 : x
  2. Step 2: Convert to fraction form
    26,659.00/39,956.69 = 12,408.31/x
  3. Step 3: Cross multiply
    26,659.00x = 39,956.69 × 12,408.31
  4. Step 4: Simplify right side
    26,659.00x = 495,794,734.27
  5. Step 5: Solve for x
    x = 495,794,734.27/26,659.00
  6. Step 6: Final answer
    x = 18,597.65

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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.