Home / 33,119.11-45,704.67-18,011.91

Finding the Fourth Proportional to 33,119.11, 45,704.67 and 18,011.91

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Solution

The fourth proportional to 33,119.11, 45,704.67 and 18,011.91 is: 24,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,119.11 : 45,704.67 = 18,011.91 : x
  2. Step 2: Convert to fraction form
    33,119.11/45,704.67 = 18,011.91/x
  3. Step 3: Cross multiply
    33,119.11x = 45,704.67 × 18,011.91
  4. Step 4: Simplify right side
    33,119.11x = 823,228,402.62
  5. Step 5: Solve for x
    x = 823,228,402.62/33,119.11
  6. Step 6: Final answer
    x = 24,856.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.