Home / 18,211.68-27,317.51-6,533.10

Finding the Fourth Proportional to 18,211.68, 27,317.51 and 6,533.10

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Solution

The fourth proportional to 18,211.68, 27,317.51 and 6,533.10 is: 9,799.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,211.68 : 27,317.51 = 6,533.10 : x
  2. Step 2: Convert to fraction form
    18,211.68/27,317.51 = 6,533.10/x
  3. Step 3: Cross multiply
    18,211.68x = 27,317.51 × 6,533.10
  4. Step 4: Simplify right side
    18,211.68x = 178,467,991.92
  5. Step 5: Solve for x
    x = 178,467,991.92/18,211.68
  6. Step 6: Final answer
    x = 9,799.64

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Similar ratio
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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.