Home / 28,943.58-43,418.49-9,217.53

Finding the Fourth Proportional to 28,943.58, 43,418.49 and 9,217.53

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Solution

The fourth proportional to 28,943.58, 43,418.49 and 9,217.53 is: 13,827.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,943.58 : 43,418.49 = 9,217.53 : x
  2. Step 2: Convert to fraction form
    28,943.58/43,418.49 = 9,217.53/x
  3. Step 3: Cross multiply
    28,943.58x = 43,418.49 × 9,217.53
  4. Step 4: Simplify right side
    28,943.58x = 400,211,234.13
  5. Step 5: Solve for x
    x = 400,211,234.13/28,943.58
  6. Step 6: Final answer
    x = 13,827.29

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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.