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Finding the Fourth Proportional to 12,059.82, 16,643.14 and 6,754.62

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Solution

The fourth proportional to 12,059.82, 16,643.14 and 6,754.62 is: 9,321.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059.82 : 16,643.14 = 6,754.62 : x
  2. Step 2: Convert to fraction form
    12,059.82/16,643.14 = 6,754.62/x
  3. Step 3: Cross multiply
    12,059.82x = 16,643.14 × 6,754.62
  4. Step 4: Simplify right side
    12,059.82x = 112,418,086.31
  5. Step 5: Solve for x
    x = 112,418,086.31/12,059.82
  6. Step 6: Final answer
    x = 9,321.71

Related Problems

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Half scale
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Double scale
Find fourth proportional to 12,060.82, 16,644.52 and 6,755.62
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.