Home / 18,077.64-27,115.09-5,597.76

Finding the Fourth Proportional to 18,077.64, 27,115.09 and 5,597.76

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Solution

The fourth proportional to 18,077.64, 27,115.09 and 5,597.76 is: 8,396.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,077.64 : 27,115.09 = 5,597.76 : x
  2. Step 2: Convert to fraction form
    18,077.64/27,115.09 = 5,597.76/x
  3. Step 3: Cross multiply
    18,077.64x = 27,115.09 × 5,597.76
  4. Step 4: Simplify right side
    18,077.64x = 151,783,766.20
  5. Step 5: Solve for x
    x = 151,783,766.20/18,077.64
  6. Step 6: Final answer
    x = 8,396.22

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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.