Home / 18,816.05-28,228.24-6,335.66

Finding the Fourth Proportional to 18,816.05, 28,228.24 and 6,335.66

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Solution

The fourth proportional to 18,816.05, 28,228.24 and 6,335.66 is: 9,504.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,816.05 : 28,228.24 = 6,335.66 : x
  2. Step 2: Convert to fraction form
    18,816.05/28,228.24 = 6,335.66/x
  3. Step 3: Cross multiply
    18,816.05x = 28,228.24 × 6,335.66
  4. Step 4: Simplify right side
    18,816.05x = 178,844,531.04
  5. Step 5: Solve for x
    x = 178,844,531.04/18,816.05
  6. Step 6: Final answer
    x = 9,504.89

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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.