Home / 26,922.90-40,390.16-8,202.45

Finding the Fourth Proportional to 26,922.90, 40,390.16 and 8,202.45

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Solution

The fourth proportional to 26,922.90, 40,390.16 and 8,202.45 is: 12,305.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,922.90 : 40,390.16 = 8,202.45 : x
  2. Step 2: Convert to fraction form
    26,922.90/40,390.16 = 8,202.45/x
  3. Step 3: Cross multiply
    26,922.90x = 40,390.16 × 8,202.45
  4. Step 4: Simplify right side
    26,922.90x = 331,298,226.88
  5. Step 5: Solve for x
    x = 331,298,226.88/26,922.90
  6. Step 6: Final answer
    x = 12,305.44

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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.