Home / 23,122.62-34,659.30-12,018.12

Finding the Fourth Proportional to 23,122.62, 34,659.30 and 12,018.12

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Solution

The fourth proportional to 23,122.62, 34,659.30 and 12,018.12 is: 18,014.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,122.62 : 34,659.30 = 12,018.12 : x
  2. Step 2: Convert to fraction form
    23,122.62/34,659.30 = 12,018.12/x
  3. Step 3: Cross multiply
    23,122.62x = 34,659.30 × 12,018.12
  4. Step 4: Simplify right side
    23,122.62x = 416,539,626.52
  5. Step 5: Solve for x
    x = 416,539,626.52/23,122.62
  6. Step 6: Final answer
    x = 18,014.38

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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.