Home / 22,830.11-34,247.91-8,786.87

Finding the Fourth Proportional to 22,830.11, 34,247.91 and 8,786.87

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Solution

The fourth proportional to 22,830.11, 34,247.91 and 8,786.87 is: 13,181.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,830.11 : 34,247.91 = 8,786.87 : x
  2. Step 2: Convert to fraction form
    22,830.11/34,247.91 = 8,786.87/x
  3. Step 3: Cross multiply
    22,830.11x = 34,247.91 × 8,786.87
  4. Step 4: Simplify right side
    22,830.11x = 300,931,932.94
  5. Step 5: Solve for x
    x = 300,931,932.94/22,830.11
  6. Step 6: Final answer
    x = 13,181.36

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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.