Home / 27,522.98-37,997.45-18,118.88

Finding the Fourth Proportional to 27,522.98, 37,997.45 and 18,118.88

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Solution

The fourth proportional to 27,522.98, 37,997.45 and 18,118.88 is: 25,014.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,522.98 : 37,997.45 = 18,118.88 : x
  2. Step 2: Convert to fraction form
    27,522.98/37,997.45 = 18,118.88/x
  3. Step 3: Cross multiply
    27,522.98x = 37,997.45 × 18,118.88
  4. Step 4: Simplify right side
    27,522.98x = 688,471,236.86
  5. Step 5: Solve for x
    x = 688,471,236.86/27,522.98
  6. Step 6: Final answer
    x = 25,014.41

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Similar ratio
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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.