Home / 18,181.26-25,092.18-10,223.28

Finding the Fourth Proportional to 18,181.26, 25,092.18 and 10,223.28

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Solution

The fourth proportional to 18,181.26, 25,092.18 and 10,223.28 is: 14,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.26 : 25,092.18 = 10,223.28 : x
  2. Step 2: Convert to fraction form
    18,181.26/25,092.18 = 10,223.28/x
  3. Step 3: Cross multiply
    18,181.26x = 25,092.18 × 10,223.28
  4. Step 4: Simplify right side
    18,181.26x = 256,524,381.95
  5. Step 5: Solve for x
    x = 256,524,381.95/18,181.26
  6. Step 6: Final answer
    x = 14,109.27

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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.