Home / 20,552.96-30,829.44-10,154.24

Finding the Fourth Proportional to 20,552.96, 30,829.44 and 10,154.24

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Solution

The fourth proportional to 20,552.96, 30,829.44 and 10,154.24 is: 15,231.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,552.96 : 30,829.44 = 10,154.24 : x
  2. Step 2: Convert to fraction form
    20,552.96/30,829.44 = 10,154.24/x
  3. Step 3: Cross multiply
    20,552.96x = 30,829.44 × 10,154.24
  4. Step 4: Simplify right side
    20,552.96x = 313,049,532.83
  5. Step 5: Solve for x
    x = 313,049,532.83/20,552.96
  6. Step 6: Final answer
    x = 15,231.36

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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.