Home / 26,151.40-39,226.92-8,622.64

Finding the Fourth Proportional to 26,151.40, 39,226.92 and 8,622.64

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Solution

The fourth proportional to 26,151.40, 39,226.92 and 8,622.64 is: 12,933.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,151.40 : 39,226.92 = 8,622.64 : x
  2. Step 2: Convert to fraction form
    26,151.40/39,226.92 = 8,622.64/x
  3. Step 3: Cross multiply
    26,151.40x = 39,226.92 × 8,622.64
  4. Step 4: Simplify right side
    26,151.40x = 338,239,609.47
  5. Step 5: Solve for x
    x = 338,239,609.47/26,151.40
  6. Step 6: Final answer
    x = 12,933.90

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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.