Home / 15,986.44-23,979.90-6,126.22

Finding the Fourth Proportional to 15,986.44, 23,979.90 and 6,126.22

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Solution

The fourth proportional to 15,986.44, 23,979.90 and 6,126.22 is: 9,189.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,986.44 : 23,979.90 = 6,126.22 : x
  2. Step 2: Convert to fraction form
    15,986.44/23,979.90 = 6,126.22/x
  3. Step 3: Cross multiply
    15,986.44x = 23,979.90 × 6,126.22
  4. Step 4: Simplify right side
    15,986.44x = 146,906,142.98
  5. Step 5: Solve for x
    x = 146,906,142.98/15,986.44
  6. Step 6: Final answer
    x = 9,189.42

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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.