Home / 12,191.33-18,251.34-11,024.01

Finding the Fourth Proportional to 12,191.33, 18,251.34 and 11,024.01

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Solution

The fourth proportional to 12,191.33, 18,251.34 and 11,024.01 is: 16,503.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,191.33 : 18,251.34 = 11,024.01 : x
  2. Step 2: Convert to fraction form
    12,191.33/18,251.34 = 11,024.01/x
  3. Step 3: Cross multiply
    12,191.33x = 18,251.34 × 11,024.01
  4. Step 4: Simplify right side
    12,191.33x = 201,202,954.67
  5. Step 5: Solve for x
    x = 201,202,954.67/12,191.33
  6. Step 6: Final answer
    x = 16,503.78

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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.