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Finding the Fourth Proportional to 21,651.59, 32,479.46 and 6,069.17

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Solution

The fourth proportional to 21,651.59, 32,479.46 and 6,069.17 is: 9,104.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,651.59 : 32,479.46 = 6,069.17 : x
  2. Step 2: Convert to fraction form
    21,651.59/32,479.46 = 6,069.17/x
  3. Step 3: Cross multiply
    21,651.59x = 32,479.46 × 6,069.17
  4. Step 4: Simplify right side
    21,651.59x = 197,123,460.62
  5. Step 5: Solve for x
    x = 197,123,460.62/21,651.59
  6. Step 6: Final answer
    x = 9,104.34

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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.