Home / 27,689.44-41,533.68-7,967.20

Finding the Fourth Proportional to 27,689.44, 41,533.68 and 7,967.20

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Solution

The fourth proportional to 27,689.44, 41,533.68 and 7,967.20 is: 11,950.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,689.44 : 41,533.68 = 7,967.20 : x
  2. Step 2: Convert to fraction form
    27,689.44/41,533.68 = 7,967.20/x
  3. Step 3: Cross multiply
    27,689.44x = 41,533.68 × 7,967.20
  4. Step 4: Simplify right side
    27,689.44x = 330,907,135.30
  5. Step 5: Solve for x
    x = 330,907,135.30/27,689.44
  6. Step 6: Final answer
    x = 11,950.66

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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.