Home / 26,284.46-39,418.22-8,749.58

Finding the Fourth Proportional to 26,284.46, 39,418.22 and 8,749.58

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Solution

The fourth proportional to 26,284.46, 39,418.22 and 8,749.58 is: 13,121.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,284.46 : 39,418.22 = 8,749.58 : x
  2. Step 2: Convert to fraction form
    26,284.46/39,418.22 = 8,749.58/x
  3. Step 3: Cross multiply
    26,284.46x = 39,418.22 × 8,749.58
  4. Step 4: Simplify right side
    26,284.46x = 344,892,869.35
  5. Step 5: Solve for x
    x = 344,892,869.35/26,284.46
  6. Step 6: Final answer
    x = 13,121.55

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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.