Home / 13,743.27-20,614.85-4,976.13

Finding the Fourth Proportional to 13,743.27, 20,614.85 and 4,976.13

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Solution

The fourth proportional to 13,743.27, 20,614.85 and 4,976.13 is: 7,464.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,743.27 : 20,614.85 = 4,976.13 : x
  2. Step 2: Convert to fraction form
    13,743.27/20,614.85 = 4,976.13/x
  3. Step 3: Cross multiply
    13,743.27x = 20,614.85 × 4,976.13
  4. Step 4: Simplify right side
    13,743.27x = 102,582,148.65
  5. Step 5: Solve for x
    x = 102,582,148.65/13,743.27
  6. Step 6: Final answer
    x = 7,464.18

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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.