Home / 23,012.62-34,526.18-8,221.21

Finding the Fourth Proportional to 23,012.62, 34,526.18 and 8,221.21

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Solution

The fourth proportional to 23,012.62, 34,526.18 and 8,221.21 is: 12,334.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,012.62 : 34,526.18 = 8,221.21 : x
  2. Step 2: Convert to fraction form
    23,012.62/34,526.18 = 8,221.21/x
  3. Step 3: Cross multiply
    23,012.62x = 34,526.18 × 8,221.21
  4. Step 4: Simplify right side
    23,012.62x = 283,846,976.28
  5. Step 5: Solve for x
    x = 283,846,976.28/23,012.62
  6. Step 6: Final answer
    x = 12,334.41

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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.