Home / 18,823.49-28,229.00-6,340.41

Finding the Fourth Proportional to 18,823.49, 28,229.00 and 6,340.41

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Solution

The fourth proportional to 18,823.49, 28,229.00 and 6,340.41 is: 9,508.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,823.49 : 28,229.00 = 6,340.41 : x
  2. Step 2: Convert to fraction form
    18,823.49/28,229.00 = 6,340.41/x
  3. Step 3: Cross multiply
    18,823.49x = 28,229.00 × 6,340.41
  4. Step 4: Simplify right side
    18,823.49x = 178,983,402.19
  5. Step 5: Solve for x
    x = 178,983,402.19/18,823.49
  6. Step 6: Final answer
    x = 9,508.52

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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.