Home / 26,667.75-40,001.64-8,199.75

Finding the Fourth Proportional to 26,667.75, 40,001.64 and 8,199.75

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Solution

The fourth proportional to 26,667.75, 40,001.64 and 8,199.75 is: 12,299.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,667.75 : 40,001.64 = 8,199.75 : x
  2. Step 2: Convert to fraction form
    26,667.75/40,001.64 = 8,199.75/x
  3. Step 3: Cross multiply
    26,667.75x = 40,001.64 × 8,199.75
  4. Step 4: Simplify right side
    26,667.75x = 328,003,447.59
  5. Step 5: Solve for x
    x = 328,003,447.59/26,667.75
  6. Step 6: Final answer
    x = 12,299.63

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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.