Home / 33,310.62-45,968.68-18,406.62

Finding the Fourth Proportional to 33,310.62, 45,968.68 and 18,406.62

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Solution

The fourth proportional to 33,310.62, 45,968.68 and 18,406.62 is: 25,401.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,310.62 : 45,968.68 = 18,406.62 : x
  2. Step 2: Convert to fraction form
    33,310.62/45,968.68 = 18,406.62/x
  3. Step 3: Cross multiply
    33,310.62x = 45,968.68 × 18,406.62
  4. Step 4: Simplify right side
    33,310.62x = 846,128,024.66
  5. Step 5: Solve for x
    x = 846,128,024.66/33,310.62
  6. Step 6: Final answer
    x = 25,401.15

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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.