Home / 18,132.48-25,023.22-10,175.28

Finding the Fourth Proportional to 18,132.48, 25,023.22 and 10,175.28

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Solution

The fourth proportional to 18,132.48, 25,023.22 and 10,175.28 is: 14,042.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,132.48 : 25,023.22 = 10,175.28 : x
  2. Step 2: Convert to fraction form
    18,132.48/25,023.22 = 10,175.28/x
  3. Step 3: Cross multiply
    18,132.48x = 25,023.22 × 10,175.28
  4. Step 4: Simplify right side
    18,132.48x = 254,618,270.00
  5. Step 5: Solve for x
    x = 254,618,270.00/18,132.48
  6. Step 6: Final answer
    x = 14,042.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.