Home / 26,908.96-40,337.52-8,436.64

Finding the Fourth Proportional to 26,908.96, 40,337.52 and 8,436.64

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Solution

The fourth proportional to 26,908.96, 40,337.52 and 8,436.64 is: 12,646.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,908.96 : 40,337.52 = 8,436.64 : x
  2. Step 2: Convert to fraction form
    26,908.96/40,337.52 = 8,436.64/x
  3. Step 3: Cross multiply
    26,908.96x = 40,337.52 × 8,436.64
  4. Step 4: Simplify right side
    26,908.96x = 340,313,134.73
  5. Step 5: Solve for x
    x = 340,313,134.73/26,908.96
  6. Step 6: Final answer
    x = 12,646.83

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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.