Home / 21,743.28-32,614.92-6,162.12

Finding the Fourth Proportional to 21,743.28, 32,614.92 and 6,162.12

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Solution

The fourth proportional to 21,743.28, 32,614.92 and 6,162.12 is: 9,243.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743.28 : 32,614.92 = 6,162.12 : x
  2. Step 2: Convert to fraction form
    21,743.28/32,614.92 = 6,162.12/x
  3. Step 3: Cross multiply
    21,743.28x = 32,614.92 × 6,162.12
  4. Step 4: Simplify right side
    21,743.28x = 200,977,050.83
  5. Step 5: Solve for x
    x = 200,977,050.83/21,743.28
  6. Step 6: Final answer
    x = 9,243.18

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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.