Home / 26,226.98-39,346.07-8,458.65

Finding the Fourth Proportional to 26,226.98, 39,346.07 and 8,458.65

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Solution

The fourth proportional to 26,226.98, 39,346.07 and 8,458.65 is: 12,689.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,226.98 : 39,346.07 = 8,458.65 : x
  2. Step 2: Convert to fraction form
    26,226.98/39,346.07 = 8,458.65/x
  3. Step 3: Cross multiply
    26,226.98x = 39,346.07 × 8,458.65
  4. Step 4: Simplify right side
    26,226.98x = 332,814,395.98
  5. Step 5: Solve for x
    x = 332,814,395.98/26,226.98
  6. Step 6: Final answer
    x = 12,689.77

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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.