Home / 18,091.48-27,151.11-8,099.32

Finding the Fourth Proportional to 18,091.48, 27,151.11 and 8,099.32

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Solution

The fourth proportional to 18,091.48, 27,151.11 and 8,099.32 is: 12,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,091.48 : 27,151.11 = 8,099.32 : x
  2. Step 2: Convert to fraction form
    18,091.48/27,151.11 = 8,099.32/x
  3. Step 3: Cross multiply
    18,091.48x = 27,151.11 × 8,099.32
  4. Step 4: Simplify right side
    18,091.48x = 219,905,528.25
  5. Step 5: Solve for x
    x = 219,905,528.25/18,091.48
  6. Step 6: Final answer
    x = 12,155.20

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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.