Home / 18,131.67-25,024.19-10,174.37

Finding the Fourth Proportional to 18,131.67, 25,024.19 and 10,174.37

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Solution

The fourth proportional to 18,131.67, 25,024.19 and 10,174.37 is: 14,042.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,131.67 : 25,024.19 = 10,174.37 : x
  2. Step 2: Convert to fraction form
    18,131.67/25,024.19 = 10,174.37/x
  3. Step 3: Cross multiply
    18,131.67x = 25,024.19 × 10,174.37
  4. Step 4: Simplify right side
    18,131.67x = 254,605,192.02
  5. Step 5: Solve for x
    x = 254,605,192.02/18,131.67
  6. Step 6: Final answer
    x = 14,042.02

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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.