Home / 18,624.22-27,936.33-5,476.70

Finding the Fourth Proportional to 18,624.22, 27,936.33 and 5,476.70

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Solution

The fourth proportional to 18,624.22, 27,936.33 and 5,476.70 is: 8,215.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,624.22 : 27,936.33 = 5,476.70 : x
  2. Step 2: Convert to fraction form
    18,624.22/27,936.33 = 5,476.70/x
  3. Step 3: Cross multiply
    18,624.22x = 27,936.33 × 5,476.70
  4. Step 4: Simplify right side
    18,624.22x = 152,998,871.13
  5. Step 5: Solve for x
    x = 152,998,871.13/18,624.22
  6. Step 6: Final answer
    x = 8,215.05

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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.