Home / 26,154.89-39,228.48-8,622.44

Finding the Fourth Proportional to 26,154.89, 39,228.48 and 8,622.44

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Solution

The fourth proportional to 26,154.89, 39,228.48 and 8,622.44 is: 12,932.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,154.89 : 39,228.48 = 8,622.44 : x
  2. Step 2: Convert to fraction form
    26,154.89/39,228.48 = 8,622.44/x
  3. Step 3: Cross multiply
    26,154.89x = 39,228.48 × 8,622.44
  4. Step 4: Simplify right side
    26,154.89x = 338,245,215.09
  5. Step 5: Solve for x
    x = 338,245,215.09/26,154.89
  6. Step 6: Final answer
    x = 12,932.39

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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.