Home / 14,370.56-21,556.20-3,982.28

Finding the Fourth Proportional to 14,370.56, 21,556.20 and 3,982.28

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Solution

The fourth proportional to 14,370.56, 21,556.20 and 3,982.28 is: 5,973.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370.56 : 21,556.20 = 3,982.28 : x
  2. Step 2: Convert to fraction form
    14,370.56/21,556.20 = 3,982.28/x
  3. Step 3: Cross multiply
    14,370.56x = 21,556.20 × 3,982.28
  4. Step 4: Simplify right side
    14,370.56x = 85,842,824.14
  5. Step 5: Solve for x
    x = 85,842,824.14/14,370.56
  6. Step 6: Final answer
    x = 5,973.52

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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.