Home / 33,301.18-49,951.77-13,581.28

Finding the Fourth Proportional to 33,301.18, 49,951.77 and 13,581.28

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Solution

The fourth proportional to 33,301.18, 49,951.77 and 13,581.28 is: 20,371.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,301.18 : 49,951.77 = 13,581.28 : x
  2. Step 2: Convert to fraction form
    33,301.18/49,951.77 = 13,581.28/x
  3. Step 3: Cross multiply
    33,301.18x = 49,951.77 × 13,581.28
  4. Step 4: Simplify right side
    33,301.18x = 678,408,849.99
  5. Step 5: Solve for x
    x = 678,408,849.99/33,301.18
  6. Step 6: Final answer
    x = 20,371.92

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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.