Home / 13,803.54-20,703.26-5,036.41

Finding the Fourth Proportional to 13,803.54, 20,703.26 and 5,036.41

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Solution

The fourth proportional to 13,803.54, 20,703.26 and 5,036.41 is: 7,553.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,803.54 : 20,703.26 = 5,036.41 : x
  2. Step 2: Convert to fraction form
    13,803.54/20,703.26 = 5,036.41/x
  3. Step 3: Cross multiply
    13,803.54x = 20,703.26 × 5,036.41
  4. Step 4: Simplify right side
    13,803.54x = 104,270,105.70
  5. Step 5: Solve for x
    x = 104,270,105.70/13,803.54
  6. Step 6: Final answer
    x = 7,553.87

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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.