Home / 15,983.44-23,975.16-7,208.14

Finding the Fourth Proportional to 15,983.44, 23,975.16 and 7,208.14

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Solution

The fourth proportional to 15,983.44, 23,975.16 and 7,208.14 is: 10,812.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,983.44 : 23,975.16 = 7,208.14 : x
  2. Step 2: Convert to fraction form
    15,983.44/23,975.16 = 7,208.14/x
  3. Step 3: Cross multiply
    15,983.44x = 23,975.16 × 7,208.14
  4. Step 4: Simplify right side
    15,983.44x = 172,816,309.80
  5. Step 5: Solve for x
    x = 172,816,309.80/15,983.44
  6. Step 6: Final answer
    x = 10,812.21

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Similar ratio
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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.