Home / 20,525.62-30,792.60-6,487.84

Finding the Fourth Proportional to 20,525.62, 30,792.60 and 6,487.84

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Solution

The fourth proportional to 20,525.62, 30,792.60 and 6,487.84 is: 9,733.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,525.62 : 30,792.60 = 6,487.84 : x
  2. Step 2: Convert to fraction form
    20,525.62/30,792.60 = 6,487.84/x
  3. Step 3: Cross multiply
    20,525.62x = 30,792.60 × 6,487.84
  4. Step 4: Simplify right side
    20,525.62x = 199,777,461.98
  5. Step 5: Solve for x
    x = 199,777,461.98/20,525.62
  6. Step 6: Final answer
    x = 9,733.08

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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.