Home / 18,200.20-27,317.90-9,441.16

Finding the Fourth Proportional to 18,200.20, 27,317.90 and 9,441.16

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Solution

The fourth proportional to 18,200.20, 27,317.90 and 9,441.16 is: 14,170.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,200.20 : 27,317.90 = 9,441.16 : x
  2. Step 2: Convert to fraction form
    18,200.20/27,317.90 = 9,441.16/x
  3. Step 3: Cross multiply
    18,200.20x = 27,317.90 × 9,441.16
  4. Step 4: Simplify right side
    18,200.20x = 257,912,664.76
  5. Step 5: Solve for x
    x = 257,912,664.76/18,200.20
  6. Step 6: Final answer
    x = 14,170.87

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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.