Home / 14,491.14-19,993.08-8,116.76

Finding the Fourth Proportional to 14,491.14, 19,993.08 and 8,116.76

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Solution

The fourth proportional to 14,491.14, 19,993.08 and 8,116.76 is: 11,198.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,491.14 : 19,993.08 = 8,116.76 : x
  2. Step 2: Convert to fraction form
    14,491.14/19,993.08 = 8,116.76/x
  3. Step 3: Cross multiply
    14,491.14x = 19,993.08 × 8,116.76
  4. Step 4: Simplify right side
    14,491.14x = 162,279,032.02
  5. Step 5: Solve for x
    x = 162,279,032.02/14,491.14
  6. Step 6: Final answer
    x = 11,198.50

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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.