Home / 33,638.85-50,457.87-10,265.36

Finding the Fourth Proportional to 33,638.85, 50,457.87 and 10,265.36

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Solution

The fourth proportional to 33,638.85, 50,457.87 and 10,265.36 is: 15,397.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,638.85 : 50,457.87 = 10,265.36 : x
  2. Step 2: Convert to fraction form
    33,638.85/50,457.87 = 10,265.36/x
  3. Step 3: Cross multiply
    33,638.85x = 50,457.87 × 10,265.36
  4. Step 4: Simplify right side
    33,638.85x = 517,967,948.09
  5. Step 5: Solve for x
    x = 517,967,948.09/33,638.85
  6. Step 6: Final answer
    x = 15,397.91

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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.