Home / 21,664.12-32,497.33-6,874.20

Finding the Fourth Proportional to 21,664.12, 32,497.33 and 6,874.20

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Solution

The fourth proportional to 21,664.12, 32,497.33 and 6,874.20 is: 10,311.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,664.12 : 32,497.33 = 6,874.20 : x
  2. Step 2: Convert to fraction form
    21,664.12/32,497.33 = 6,874.20/x
  3. Step 3: Cross multiply
    21,664.12x = 32,497.33 × 6,874.20
  4. Step 4: Simplify right side
    21,664.12x = 223,393,000.58
  5. Step 5: Solve for x
    x = 223,393,000.58/21,664.12
  6. Step 6: Final answer
    x = 10,311.66

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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.