Home / 14,190.99-21,286.49-6,591.52

Finding the Fourth Proportional to 14,190.99, 21,286.49 and 6,591.52

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Solution

The fourth proportional to 14,190.99, 21,286.49 and 6,591.52 is: 9,887.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.99 : 21,286.49 = 6,591.52 : x
  2. Step 2: Convert to fraction form
    14,190.99/21,286.49 = 6,591.52/x
  3. Step 3: Cross multiply
    14,190.99x = 21,286.49 × 6,591.52
  4. Step 4: Simplify right side
    14,190.99x = 140,310,185.17
  5. Step 5: Solve for x
    x = 140,310,185.17/14,190.99
  6. Step 6: Final answer
    x = 9,887.27

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Double scale
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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.