Home / 33,428.64-50,137.20-10,048.80

Finding the Fourth Proportional to 33,428.64, 50,137.20 and 10,048.80

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Solution

The fourth proportional to 33,428.64, 50,137.20 and 10,048.80 is: 15,071.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,428.64 : 50,137.20 = 10,048.80 : x
  2. Step 2: Convert to fraction form
    33,428.64/50,137.20 = 10,048.80/x
  3. Step 3: Cross multiply
    33,428.64x = 50,137.20 × 10,048.80
  4. Step 4: Simplify right side
    33,428.64x = 503,818,695.36
  5. Step 5: Solve for x
    x = 503,818,695.36/33,428.64
  6. Step 6: Final answer
    x = 15,071.47

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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.