Home / 15,147.54-22,709.97-10,203.30

Finding the Fourth Proportional to 15,147.54, 22,709.97 and 10,203.30

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Solution

The fourth proportional to 15,147.54, 22,709.97 and 10,203.30 is: 15,297.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,147.54 : 22,709.97 = 10,203.30 : x
  2. Step 2: Convert to fraction form
    15,147.54/22,709.97 = 10,203.30/x
  3. Step 3: Cross multiply
    15,147.54x = 22,709.97 × 10,203.30
  4. Step 4: Simplify right side
    15,147.54x = 231,716,636.90
  5. Step 5: Solve for x
    x = 231,716,636.90/15,147.54
  6. Step 6: Final answer
    x = 15,297.31

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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.