Home / 26,343.22-39,514.78-12,298.54

Finding the Fourth Proportional to 26,343.22, 39,514.78 and 12,298.54

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Solution

The fourth proportional to 26,343.22, 39,514.78 and 12,298.54 is: 18,447.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,343.22 : 39,514.78 = 12,298.54 : x
  2. Step 2: Convert to fraction form
    26,343.22/39,514.78 = 12,298.54/x
  3. Step 3: Cross multiply
    26,343.22x = 39,514.78 × 12,298.54
  4. Step 4: Simplify right side
    26,343.22x = 485,974,102.42
  5. Step 5: Solve for x
    x = 485,974,102.42/26,343.22
  6. Step 6: Final answer
    x = 18,447.79

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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.