Home / 30,601.90-45,902.85-10,882.45

Finding the Fourth Proportional to 30,601.90, 45,902.85 and 10,882.45

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Solution

The fourth proportional to 30,601.90, 45,902.85 and 10,882.45 is: 16,323.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,601.90 : 45,902.85 = 10,882.45 : x
  2. Step 2: Convert to fraction form
    30,601.90/45,902.85 = 10,882.45/x
  3. Step 3: Cross multiply
    30,601.90x = 45,902.85 × 10,882.45
  4. Step 4: Simplify right side
    30,601.90x = 499,535,469.98
  5. Step 5: Solve for x
    x = 499,535,469.98/30,601.90
  6. Step 6: Final answer
    x = 16,323.68

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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.