Home / 27,185.69-40,778.57-7,467.19

Finding the Fourth Proportional to 27,185.69, 40,778.57 and 7,467.19

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Solution

The fourth proportional to 27,185.69, 40,778.57 and 7,467.19 is: 11,200.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,185.69 : 40,778.57 = 7,467.19 : x
  2. Step 2: Convert to fraction form
    27,185.69/40,778.57 = 7,467.19/x
  3. Step 3: Cross multiply
    27,185.69x = 40,778.57 × 7,467.19
  4. Step 4: Simplify right side
    27,185.69x = 304,501,246.84
  5. Step 5: Solve for x
    x = 304,501,246.84/27,185.69
  6. Step 6: Final answer
    x = 11,200.79

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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.