Home / 29,289.69-43,935.75-8,513.19

Finding the Fourth Proportional to 29,289.69, 43,935.75 and 8,513.19

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Solution

The fourth proportional to 29,289.69, 43,935.75 and 8,513.19 is: 12,770.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,289.69 : 43,935.75 = 8,513.19 : x
  2. Step 2: Convert to fraction form
    29,289.69/43,935.75 = 8,513.19/x
  3. Step 3: Cross multiply
    29,289.69x = 43,935.75 × 8,513.19
  4. Step 4: Simplify right side
    29,289.69x = 374,033,387.54
  5. Step 5: Solve for x
    x = 374,033,387.54/29,289.69
  6. Step 6: Final answer
    x = 12,770.14

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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.