Home / 40,805.58-61,208.64-11,226.54

Finding the Fourth Proportional to 40,805.58, 61,208.64 and 11,226.54

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Solution

The fourth proportional to 40,805.58, 61,208.64 and 11,226.54 is: 16,839.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,805.58 : 61,208.64 = 11,226.54 : x
  2. Step 2: Convert to fraction form
    40,805.58/61,208.64 = 11,226.54/x
  3. Step 3: Cross multiply
    40,805.58x = 61,208.64 × 11,226.54
  4. Step 4: Simplify right side
    40,805.58x = 687,161,245.31
  5. Step 5: Solve for x
    x = 687,161,245.31/40,805.58
  6. Step 6: Final answer
    x = 16,839.88

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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.