Home / 13,949.40-20,924.00-5,623.52

Finding the Fourth Proportional to 13,949.40, 20,924.00 and 5,623.52

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Solution

The fourth proportional to 13,949.40, 20,924.00 and 5,623.52 is: 8,435.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,949.40 : 20,924.00 = 5,623.52 : x
  2. Step 2: Convert to fraction form
    13,949.40/20,924.00 = 5,623.52/x
  3. Step 3: Cross multiply
    13,949.40x = 20,924.00 × 5,623.52
  4. Step 4: Simplify right side
    13,949.40x = 117,666,556.67
  5. Step 5: Solve for x
    x = 117,666,556.67/13,949.40
  6. Step 6: Final answer
    x = 8,435.24

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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.