Home / 18,161.37-25,061.25-10,203.33

Finding the Fourth Proportional to 18,161.37, 25,061.25 and 10,203.33

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Solution

The fourth proportional to 18,161.37, 25,061.25 and 10,203.33 is: 14,079.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,161.37 : 25,061.25 = 10,203.33 : x
  2. Step 2: Convert to fraction form
    18,161.37/25,061.25 = 10,203.33/x
  3. Step 3: Cross multiply
    18,161.37x = 25,061.25 × 10,203.33
  4. Step 4: Simplify right side
    18,161.37x = 255,708,203.96
  5. Step 5: Solve for x
    x = 255,708,203.96/18,161.37
  6. Step 6: Final answer
    x = 14,079.79

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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.