Home / 33,518.24-50,266.56-10,138.40

Finding the Fourth Proportional to 33,518.24, 50,266.56 and 10,138.40

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Solution

The fourth proportional to 33,518.24, 50,266.56 and 10,138.40 is: 15,204.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,518.24 : 50,266.56 = 10,138.40 : x
  2. Step 2: Convert to fraction form
    33,518.24/50,266.56 = 10,138.40/x
  3. Step 3: Cross multiply
    33,518.24x = 50,266.56 × 10,138.40
  4. Step 4: Simplify right side
    33,518.24x = 509,622,491.90
  5. Step 5: Solve for x
    x = 509,622,491.90/33,518.24
  6. Step 6: Final answer
    x = 15,204.33

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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.