Home / 29,327.87-43,991.43-7,141.27

Finding the Fourth Proportional to 29,327.87, 43,991.43 and 7,141.27

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Solution

The fourth proportional to 29,327.87, 43,991.43 and 7,141.27 is: 10,711.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,327.87 : 43,991.43 = 7,141.27 : x
  2. Step 2: Convert to fraction form
    29,327.87/43,991.43 = 7,141.27/x
  3. Step 3: Cross multiply
    29,327.87x = 43,991.43 × 7,141.27
  4. Step 4: Simplify right side
    29,327.87x = 314,154,679.32
  5. Step 5: Solve for x
    x = 314,154,679.32/29,327.87
  6. Step 6: Final answer
    x = 10,711.81

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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.