Home / 13,046.94-19,568.66-3,687.70

Finding the Fourth Proportional to 13,046.94, 19,568.66 and 3,687.70

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Solution

The fourth proportional to 13,046.94, 19,568.66 and 3,687.70 is: 5,531.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,046.94 : 19,568.66 = 3,687.70 : x
  2. Step 2: Convert to fraction form
    13,046.94/19,568.66 = 3,687.70/x
  3. Step 3: Cross multiply
    13,046.94x = 19,568.66 × 3,687.70
  4. Step 4: Simplify right side
    13,046.94x = 72,163,279.13
  5. Step 5: Solve for x
    x = 72,163,279.13/13,046.94
  6. Step 6: Final answer
    x = 5,531.05

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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.