Home / 18,229.32-27,343.98-6,539.76

Finding the Fourth Proportional to 18,229.32, 27,343.98 and 6,539.76

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Solution

The fourth proportional to 18,229.32, 27,343.98 and 6,539.76 is: 9,809.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,229.32 : 27,343.98 = 6,539.76 : x
  2. Step 2: Convert to fraction form
    18,229.32/27,343.98 = 6,539.76/x
  3. Step 3: Cross multiply
    18,229.32x = 27,343.98 × 6,539.76
  4. Step 4: Simplify right side
    18,229.32x = 178,823,066.64
  5. Step 5: Solve for x
    x = 178,823,066.64/18,229.32
  6. Step 6: Final answer
    x = 9,809.64

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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.