Home / 18,803.21-28,197.52-10,033.34

Finding the Fourth Proportional to 18,803.21, 28,197.52 and 10,033.34

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Solution

The fourth proportional to 18,803.21, 28,197.52 and 10,033.34 is: 15,046.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,803.21 : 28,197.52 = 10,033.34 : x
  2. Step 2: Convert to fraction form
    18,803.21/28,197.52 = 10,033.34/x
  3. Step 3: Cross multiply
    18,803.21x = 28,197.52 × 10,033.34
  4. Step 4: Simplify right side
    18,803.21x = 282,915,139.25
  5. Step 5: Solve for x
    x = 282,915,139.25/18,803.21
  6. Step 6: Final answer
    x = 15,046.11

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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.