Home / 24,418.89-36,628.64-7,778.85

Finding the Fourth Proportional to 24,418.89, 36,628.64 and 7,778.85

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Solution

The fourth proportional to 24,418.89, 36,628.64 and 7,778.85 is: 11,668.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,418.89 : 36,628.64 = 7,778.85 : x
  2. Step 2: Convert to fraction form
    24,418.89/36,628.64 = 7,778.85/x
  3. Step 3: Cross multiply
    24,418.89x = 36,628.64 × 7,778.85
  4. Step 4: Simplify right side
    24,418.89x = 284,928,657.37
  5. Step 5: Solve for x
    x = 284,928,657.37/24,418.89
  6. Step 6: Final answer
    x = 11,668.37

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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.