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Finding the Fourth Proportional to 21,551.31, 32,326.97 and 5,968.94

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Solution

The fourth proportional to 21,551.31, 32,326.97 and 5,968.94 is: 8,953.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,551.31 : 32,326.97 = 5,968.94 : x
  2. Step 2: Convert to fraction form
    21,551.31/32,326.97 = 5,968.94/x
  3. Step 3: Cross multiply
    21,551.31x = 32,326.97 × 5,968.94
  4. Step 4: Simplify right side
    21,551.31x = 192,957,663.49
  5. Step 5: Solve for x
    x = 192,957,663.49/21,551.31
  6. Step 6: Final answer
    x = 8,953.41

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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.