Home / 33,000.18-45,540.11-17,892.80

Finding the Fourth Proportional to 33,000.18, 45,540.11 and 17,892.80

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Solution

The fourth proportional to 33,000.18, 45,540.11 and 17,892.80 is: 24,691.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,000.18 : 45,540.11 = 17,892.80 : x
  2. Step 2: Convert to fraction form
    33,000.18/45,540.11 = 17,892.80/x
  3. Step 3: Cross multiply
    33,000.18x = 45,540.11 × 17,892.80
  4. Step 4: Simplify right side
    33,000.18x = 814,839,763.04
  5. Step 5: Solve for x
    x = 814,839,763.04/33,000.18
  6. Step 6: Final answer
    x = 24,691.98

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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.