Home / 20,552.35-30,833.15-6,513.22

Finding the Fourth Proportional to 20,552.35, 30,833.15 and 6,513.22

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Solution

The fourth proportional to 20,552.35, 30,833.15 and 6,513.22 is: 9,771.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,552.35 : 30,833.15 = 6,513.22 : x
  2. Step 2: Convert to fraction form
    20,552.35/30,833.15 = 6,513.22/x
  3. Step 3: Cross multiply
    20,552.35x = 30,833.15 × 6,513.22
  4. Step 4: Simplify right side
    20,552.35x = 200,823,089.24
  5. Step 5: Solve for x
    x = 200,823,089.24/20,552.35
  6. Step 6: Final answer
    x = 9,771.30

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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.