Home / 33,310.38-45,967.78-18,202.74

Finding the Fourth Proportional to 33,310.38, 45,967.78 and 18,202.74

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Solution

The fourth proportional to 33,310.38, 45,967.78 and 18,202.74 is: 25,119.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,310.38 : 45,967.78 = 18,202.74 : x
  2. Step 2: Convert to fraction form
    33,310.38/45,967.78 = 18,202.74/x
  3. Step 3: Cross multiply
    33,310.38x = 45,967.78 × 18,202.74
  4. Step 4: Simplify right side
    33,310.38x = 836,739,547.72
  5. Step 5: Solve for x
    x = 836,739,547.72/33,310.38
  6. Step 6: Final answer
    x = 25,119.48

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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.