Home / 33,230.08-45,857.28-18,326.08

Finding the Fourth Proportional to 33,230.08, 45,857.28 and 18,326.08

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Solution

The fourth proportional to 33,230.08, 45,857.28 and 18,326.08 is: 25,289.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,230.08 : 45,857.28 = 18,326.08 : x
  2. Step 2: Convert to fraction form
    33,230.08/45,857.28 = 18,326.08/x
  3. Step 3: Cross multiply
    33,230.08x = 45,857.28 × 18,326.08
  4. Step 4: Simplify right side
    33,230.08x = 840,384,181.86
  5. Step 5: Solve for x
    x = 840,384,181.86/33,230.08
  6. Step 6: Final answer
    x = 25,289.86

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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.