Home / 14,092.28-21,139.62-3,704

Finding the Fourth Proportional to 14,092.28, 21,139.62 and 3,704

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Solution

The fourth proportional to 14,092.28, 21,139.62 and 3,704 is: 5,556.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,092.28 : 21,139.62 = 3,704 : x
  2. Step 2: Convert to fraction form
    14,092.28/21,139.62 = 3,704/x
  3. Step 3: Cross multiply
    14,092.28x = 21,139.62 × 3,704
  4. Step 4: Simplify right side
    14,092.28x = 78,301,152.48
  5. Step 5: Solve for x
    x = 78,301,152.48/14,092.28
  6. Step 6: Final answer
    x = 5,556.32

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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.