Home / 13,882.88-20,827.56-4,022.36

Finding the Fourth Proportional to 13,882.88, 20,827.56 and 4,022.36

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Solution

The fourth proportional to 13,882.88, 20,827.56 and 4,022.36 is: 6,034.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,882.88 : 20,827.56 = 4,022.36 : x
  2. Step 2: Convert to fraction form
    13,882.88/20,827.56 = 4,022.36/x
  3. Step 3: Cross multiply
    13,882.88x = 20,827.56 × 4,022.36
  4. Step 4: Simplify right side
    13,882.88x = 83,775,944.24
  5. Step 5: Solve for x
    x = 83,775,944.24/13,882.88
  6. Step 6: Final answer
    x = 6,034.48

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1.5x scale

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.