Home / 18,162.24-25,063.68-10,203.88

Finding the Fourth Proportional to 18,162.24, 25,063.68 and 10,203.88

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Solution

The fourth proportional to 18,162.24, 25,063.68 and 10,203.88 is: 14,081.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,162.24 : 25,063.68 = 10,203.88 : x
  2. Step 2: Convert to fraction form
    18,162.24/25,063.68 = 10,203.88/x
  3. Step 3: Cross multiply
    18,162.24x = 25,063.68 × 10,203.88
  4. Step 4: Simplify right side
    18,162.24x = 255,746,783.08
  5. Step 5: Solve for x
    x = 255,746,783.08/18,162.24
  6. Step 6: Final answer
    x = 14,081.24

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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.