Home / 22,810.20-34,157.70-18,202.20

Finding the Fourth Proportional to 22,810.20, 34,157.70 and 18,202.20

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Solution

The fourth proportional to 22,810.20, 34,157.70 and 18,202.20 is: 27,257.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,810.20 : 34,157.70 = 18,202.20 : x
  2. Step 2: Convert to fraction form
    22,810.20/34,157.70 = 18,202.20/x
  3. Step 3: Cross multiply
    22,810.20x = 34,157.70 × 18,202.20
  4. Step 4: Simplify right side
    22,810.20x = 621,745,286.94
  5. Step 5: Solve for x
    x = 621,745,286.94/22,810.20
  6. Step 6: Final answer
    x = 27,257.34

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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.