Home / 12,059.44-16,642.32-6,755.40

Finding the Fourth Proportional to 12,059.44, 16,642.32 and 6,755.40

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Solution

The fourth proportional to 12,059.44, 16,642.32 and 6,755.40 is: 9,322.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059.44 : 16,642.32 = 6,755.40 : x
  2. Step 2: Convert to fraction form
    12,059.44/16,642.32 = 6,755.40/x
  3. Step 3: Cross multiply
    12,059.44x = 16,642.32 × 6,755.40
  4. Step 4: Simplify right side
    12,059.44x = 112,425,528.53
  5. Step 5: Solve for x
    x = 112,425,528.53/12,059.44
  6. Step 6: Final answer
    x = 9,322.62

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Half scale
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Double scale
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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.