Home / 29,338.49-43,990.16-9,339.35

Finding the Fourth Proportional to 29,338.49, 43,990.16 and 9,339.35

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Solution

The fourth proportional to 29,338.49, 43,990.16 and 9,339.35 is: 14,003.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,338.49 : 43,990.16 = 9,339.35 : x
  2. Step 2: Convert to fraction form
    29,338.49/43,990.16 = 9,339.35/x
  3. Step 3: Cross multiply
    29,338.49x = 43,990.16 × 9,339.35
  4. Step 4: Simplify right side
    29,338.49x = 410,839,234.15
  5. Step 5: Solve for x
    x = 410,839,234.15/29,338.49
  6. Step 6: Final answer
    x = 14,003.42

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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.