Home / 27,690.44-41,535.18-7,968.20

Finding the Fourth Proportional to 27,690.44, 41,535.18 and 7,968.20

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Solution

The fourth proportional to 27,690.44, 41,535.18 and 7,968.20 is: 11,952.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,690.44 : 41,535.18 = 7,968.20 : x
  2. Step 2: Convert to fraction form
    27,690.44/41,535.18 = 7,968.20/x
  3. Step 3: Cross multiply
    27,690.44x = 41,535.18 × 7,968.20
  4. Step 4: Simplify right side
    27,690.44x = 330,960,621.28
  5. Step 5: Solve for x
    x = 330,960,621.28/27,690.44
  6. Step 6: Final answer
    x = 11,952.16

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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.