Home / 21,971.72-32,963.32-6,176.82

Finding the Fourth Proportional to 21,971.72, 32,963.32 and 6,176.82

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Solution

The fourth proportional to 21,971.72, 32,963.32 and 6,176.82 is: 9,266.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,971.72 : 32,963.32 = 6,176.82 : x
  2. Step 2: Convert to fraction form
    21,971.72/32,963.32 = 6,176.82/x
  3. Step 3: Cross multiply
    21,971.72x = 32,963.32 × 6,176.82
  4. Step 4: Simplify right side
    21,971.72x = 203,608,625.58
  5. Step 5: Solve for x
    x = 203,608,625.58/21,971.72
  6. Step 6: Final answer
    x = 9,266.85

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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.