Home / 18,667.24-27,997.62-6,355.24

Finding the Fourth Proportional to 18,667.24, 27,997.62 and 6,355.24

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Solution

The fourth proportional to 18,667.24, 27,997.62 and 6,355.24 is: 9,531.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,667.24 : 27,997.62 = 6,355.24 : x
  2. Step 2: Convert to fraction form
    18,667.24/27,997.62 = 6,355.24/x
  3. Step 3: Cross multiply
    18,667.24x = 27,997.62 × 6,355.24
  4. Step 4: Simplify right side
    18,667.24x = 177,931,594.53
  5. Step 5: Solve for x
    x = 177,931,594.53/18,667.24
  6. Step 6: Final answer
    x = 9,531.76

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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.