Home / 33,119.38-45,704.30-18,011.72

Finding the Fourth Proportional to 33,119.38, 45,704.30 and 18,011.72

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Solution

The fourth proportional to 33,119.38, 45,704.30 and 18,011.72 is: 24,855.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,119.38 : 45,704.30 = 18,011.72 : x
  2. Step 2: Convert to fraction form
    33,119.38/45,704.30 = 18,011.72/x
  3. Step 3: Cross multiply
    33,119.38x = 45,704.30 × 18,011.72
  4. Step 4: Simplify right side
    33,119.38x = 823,212,870.90
  5. Step 5: Solve for x
    x = 823,212,870.90/33,119.38
  6. Step 6: Final answer
    x = 24,855.93

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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.