Home / 18,255.48-25,192.04-10,297.22

Finding the Fourth Proportional to 18,255.48, 25,192.04 and 10,297.22

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Solution

The fourth proportional to 18,255.48, 25,192.04 and 10,297.22 is: 14,209.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,255.48 : 25,192.04 = 10,297.22 : x
  2. Step 2: Convert to fraction form
    18,255.48/25,192.04 = 10,297.22/x
  3. Step 3: Cross multiply
    18,255.48x = 25,192.04 × 10,297.22
  4. Step 4: Simplify right side
    18,255.48x = 259,407,978.13
  5. Step 5: Solve for x
    x = 259,407,978.13/18,255.48
  6. Step 6: Final answer
    x = 14,209.87

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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.