Home / 15,614.30-21,556.64-10,324.46

Finding the Fourth Proportional to 15,614.30, 21,556.64 and 10,324.46

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Solution

The fourth proportional to 15,614.30, 21,556.64 and 10,324.46 is: 14,253.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,614.30 : 21,556.64 = 10,324.46 : x
  2. Step 2: Convert to fraction form
    15,614.30/21,556.64 = 10,324.46/x
  3. Step 3: Cross multiply
    15,614.30x = 21,556.64 × 10,324.46
  4. Step 4: Simplify right side
    15,614.30x = 222,560,585.44
  5. Step 5: Solve for x
    x = 222,560,585.44/15,614.30
  6. Step 6: Final answer
    x = 14,253.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.