Home / 18,161.10-25,062.34-10,203.32

Finding the Fourth Proportional to 18,161.10, 25,062.34 and 10,203.32

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Solution

The fourth proportional to 18,161.10, 25,062.34 and 10,203.32 is: 14,080.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,161.10 : 25,062.34 = 10,203.32 : x
  2. Step 2: Convert to fraction form
    18,161.10/25,062.34 = 10,203.32/x
  3. Step 3: Cross multiply
    18,161.10x = 25,062.34 × 10,203.32
  4. Step 4: Simplify right side
    18,161.10x = 255,719,074.97
  5. Step 5: Solve for x
    x = 255,719,074.97/18,161.10
  6. Step 6: Final answer
    x = 14,080.59

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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.