Home / 50,381.92-75,581.08-15,313.38

Finding the Fourth Proportional to 50,381.92, 75,581.08 and 15,313.38

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Solution

The fourth proportional to 50,381.92, 75,581.08 and 15,313.38 is: 22,972.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,381.92 : 75,581.08 = 15,313.38 : x
  2. Step 2: Convert to fraction form
    50,381.92/75,581.08 = 15,313.38/x
  3. Step 3: Cross multiply
    50,381.92x = 75,581.08 × 15,313.38
  4. Step 4: Simplify right side
    50,381.92x = 1,157,401,798.85
  5. Step 5: Solve for x
    x = 1,157,401,798.85/50,381.92
  6. Step 6: Final answer
    x = 22,972.56

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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.