Home / 29,086.87-43,652.04-11,320.33

Finding the Fourth Proportional to 29,086.87, 43,652.04 and 11,320.33

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Solution

The fourth proportional to 29,086.87, 43,652.04 and 11,320.33 is: 16,988.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,086.87 : 43,652.04 = 11,320.33 : x
  2. Step 2: Convert to fraction form
    29,086.87/43,652.04 = 11,320.33/x
  3. Step 3: Cross multiply
    29,086.87x = 43,652.04 × 11,320.33
  4. Step 4: Simplify right side
    29,086.87x = 494,155,497.97
  5. Step 5: Solve for x
    x = 494,155,497.97/29,086.87
  6. Step 6: Final answer
    x = 16,988.95

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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.