Home / 26,628.85-39,950.96-8,616.69

Finding the Fourth Proportional to 26,628.85, 39,950.96 and 8,616.69

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Solution

The fourth proportional to 26,628.85, 39,950.96 and 8,616.69 is: 12,927.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,628.85 : 39,950.96 = 8,616.69 : x
  2. Step 2: Convert to fraction form
    26,628.85/39,950.96 = 8,616.69/x
  3. Step 3: Cross multiply
    26,628.85x = 39,950.96 × 8,616.69
  4. Step 4: Simplify right side
    26,628.85x = 344,245,037.52
  5. Step 5: Solve for x
    x = 344,245,037.52/26,628.85
  6. Step 6: Final answer
    x = 12,927.52

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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.