Home / 50,579.81-75,877.96-18,992.32

Finding the Fourth Proportional to 50,579.81, 75,877.96 and 18,992.32

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Solution

The fourth proportional to 50,579.81, 75,877.96 and 18,992.32 is: 28,491.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,579.81 : 75,877.96 = 18,992.32 : x
  2. Step 2: Convert to fraction form
    50,579.81/75,877.96 = 18,992.32/x
  3. Step 3: Cross multiply
    50,579.81x = 75,877.96 × 18,992.32
  4. Step 4: Simplify right side
    50,579.81x = 1,441,098,022.92
  5. Step 5: Solve for x
    x = 1,441,098,022.92/50,579.81
  6. Step 6: Final answer
    x = 28,491.57

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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.