Home / 14,195.19-19,591.67-8,230.32

Finding the Fourth Proportional to 14,195.19, 19,591.67 and 8,230.32

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Solution

The fourth proportional to 14,195.19, 19,591.67 and 8,230.32 is: 11,359.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,195.19 : 19,591.67 = 8,230.32 : x
  2. Step 2: Convert to fraction form
    14,195.19/19,591.67 = 8,230.32/x
  3. Step 3: Cross multiply
    14,195.19x = 19,591.67 × 8,230.32
  4. Step 4: Simplify right side
    14,195.19x = 161,245,713.43
  5. Step 5: Solve for x
    x = 161,245,713.43/14,195.19
  6. Step 6: Final answer
    x = 11,359.18

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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.