Home / 13,367.68-20,054.28-5,047.60

Finding the Fourth Proportional to 13,367.68, 20,054.28 and 5,047.60

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Solution

The fourth proportional to 13,367.68, 20,054.28 and 5,047.60 is: 7,572.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,367.68 : 20,054.28 = 5,047.60 : x
  2. Step 2: Convert to fraction form
    13,367.68/20,054.28 = 5,047.60/x
  3. Step 3: Cross multiply
    13,367.68x = 20,054.28 × 5,047.60
  4. Step 4: Simplify right side
    13,367.68x = 101,225,983.73
  5. Step 5: Solve for x
    x = 101,225,983.73/13,367.68
  6. Step 6: Final answer
    x = 7,572.44

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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.