Home / 33,457.29-50,142.20-13,712.73

Finding the Fourth Proportional to 33,457.29, 50,142.20 and 13,712.73

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Solution

The fourth proportional to 33,457.29, 50,142.20 and 13,712.73 is: 20,551.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,457.29 : 50,142.20 = 13,712.73 : x
  2. Step 2: Convert to fraction form
    33,457.29/50,142.20 = 13,712.73/x
  3. Step 3: Cross multiply
    33,457.29x = 50,142.20 × 13,712.73
  4. Step 4: Simplify right side
    33,457.29x = 687,586,381.64
  5. Step 5: Solve for x
    x = 687,586,381.64/33,457.29
  6. Step 6: Final answer
    x = 20,551.17

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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.