Home / 18,326.20-25,286.94-10,367.32

Finding the Fourth Proportional to 18,326.20, 25,286.94 and 10,367.32

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Solution

The fourth proportional to 18,326.20, 25,286.94 and 10,367.32 is: 14,305.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326.20 : 25,286.94 = 10,367.32 : x
  2. Step 2: Convert to fraction form
    18,326.20/25,286.94 = 10,367.32/x
  3. Step 3: Cross multiply
    18,326.20x = 25,286.94 × 10,367.32
  4. Step 4: Simplify right side
    18,326.20x = 262,157,798.80
  5. Step 5: Solve for x
    x = 262,157,798.80/18,326.20
  6. Step 6: Final answer
    x = 14,305.08

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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.