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Finding the Fourth Proportional to 21,897.22, 32,825.67 and 8,044.42

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Solution

The fourth proportional to 21,897.22, 32,825.67 and 8,044.42 is: 12,059.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,897.22 : 32,825.67 = 8,044.42 : x
  2. Step 2: Convert to fraction form
    21,897.22/32,825.67 = 8,044.42/x
  3. Step 3: Cross multiply
    21,897.22x = 32,825.67 × 8,044.42
  4. Step 4: Simplify right side
    21,897.22x = 264,063,476.26
  5. Step 5: Solve for x
    x = 264,063,476.26/21,897.22
  6. Step 6: Final answer
    x = 12,059.22

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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.