Home / 18,635.92-27,947.96-6,153.62

Finding the Fourth Proportional to 18,635.92, 27,947.96 and 6,153.62

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Solution

The fourth proportional to 18,635.92, 27,947.96 and 6,153.62 is: 9,228.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,635.92 : 27,947.96 = 6,153.62 : x
  2. Step 2: Convert to fraction form
    18,635.92/27,947.96 = 6,153.62/x
  3. Step 3: Cross multiply
    18,635.92x = 27,947.96 × 6,153.62
  4. Step 4: Simplify right side
    18,635.92x = 171,981,152.70
  5. Step 5: Solve for x
    x = 171,981,152.70/18,635.92
  6. Step 6: Final answer
    x = 9,228.48

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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.