Home / 14,198.90-21,296.61-5,877.90

Finding the Fourth Proportional to 14,198.90, 21,296.61 and 5,877.90

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Solution

The fourth proportional to 14,198.90, 21,296.61 and 5,877.90 is: 8,816.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198.90 : 21,296.61 = 5,877.90 : x
  2. Step 2: Convert to fraction form
    14,198.90/21,296.61 = 5,877.90/x
  3. Step 3: Cross multiply
    14,198.90x = 21,296.61 × 5,877.90
  4. Step 4: Simplify right side
    14,198.90x = 125,179,343.92
  5. Step 5: Solve for x
    x = 125,179,343.92/14,198.90
  6. Step 6: Final answer
    x = 8,816.13

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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.