Home / 18,161.22-25,063.13-10,203.29

Finding the Fourth Proportional to 18,161.22, 25,063.13 and 10,203.29

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Solution

The fourth proportional to 18,161.22, 25,063.13 and 10,203.29 is: 14,080.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,161.22 : 25,063.13 = 10,203.29 : x
  2. Step 2: Convert to fraction form
    18,161.22/25,063.13 = 10,203.29/x
  3. Step 3: Cross multiply
    18,161.22x = 25,063.13 × 10,203.29
  4. Step 4: Simplify right side
    18,161.22x = 255,726,207.37
  5. Step 5: Solve for x
    x = 255,726,207.37/18,161.22
  6. Step 6: Final answer
    x = 14,080.89

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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.