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Finding the Fourth Proportional to 22,962.21, 34,443.84 and 7,379.97

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Solution

The fourth proportional to 22,962.21, 34,443.84 and 7,379.97 is: 11,070.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,962.21 : 34,443.84 = 7,379.97 : x
  2. Step 2: Convert to fraction form
    22,962.21/34,443.84 = 7,379.97/x
  3. Step 3: Cross multiply
    22,962.21x = 34,443.84 × 7,379.97
  4. Step 4: Simplify right side
    22,962.21x = 254,194,505.88
  5. Step 5: Solve for x
    x = 254,194,505.88/22,962.21
  6. Step 6: Final answer
    x = 11,070.12

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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.