Home / 20,024.28-27,635.52-11,072.46

Finding the Fourth Proportional to 20,024.28, 27,635.52 and 11,072.46

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Solution

The fourth proportional to 20,024.28, 27,635.52 and 11,072.46 is: 15,281.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024.28 : 27,635.52 = 11,072.46 : x
  2. Step 2: Convert to fraction form
    20,024.28/27,635.52 = 11,072.46/x
  3. Step 3: Cross multiply
    20,024.28x = 27,635.52 × 11,072.46
  4. Step 4: Simplify right side
    20,024.28x = 305,993,189.78
  5. Step 5: Solve for x
    x = 305,993,189.78/20,024.28
  6. Step 6: Final answer
    x = 15,281.11

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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.