Home / 22,105.42-33,158.14-6,521.84

Finding the Fourth Proportional to 22,105.42, 33,158.14 and 6,521.84

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Solution

The fourth proportional to 22,105.42, 33,158.14 and 6,521.84 is: 9,782.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,105.42 : 33,158.14 = 6,521.84 : x
  2. Step 2: Convert to fraction form
    22,105.42/33,158.14 = 6,521.84/x
  3. Step 3: Cross multiply
    22,105.42x = 33,158.14 × 6,521.84
  4. Step 4: Simplify right side
    22,105.42x = 216,252,083.78
  5. Step 5: Solve for x
    x = 216,252,083.78/22,105.42
  6. Step 6: Final answer
    x = 9,782.76

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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.