Home / 18,829.14-28,226.43-6,508.50

Finding the Fourth Proportional to 18,829.14, 28,226.43 and 6,508.50

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Solution

The fourth proportional to 18,829.14, 28,226.43 and 6,508.50 is: 9,756.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,829.14 : 28,226.43 = 6,508.50 : x
  2. Step 2: Convert to fraction form
    18,829.14/28,226.43 = 6,508.50/x
  3. Step 3: Cross multiply
    18,829.14x = 28,226.43 × 6,508.50
  4. Step 4: Simplify right side
    18,829.14x = 183,711,719.66
  5. Step 5: Solve for x
    x = 183,711,719.66/18,829.14
  6. Step 6: Final answer
    x = 9,756.78

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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.