Home / 27,522.10-37,996.25-18,118

Finding the Fourth Proportional to 27,522.10, 37,996.25 and 18,118

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Solution

The fourth proportional to 27,522.10, 37,996.25 and 18,118 is: 25,013.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,522.10 : 37,996.25 = 18,118 : x
  2. Step 2: Convert to fraction form
    27,522.10/37,996.25 = 18,118/x
  3. Step 3: Cross multiply
    27,522.10x = 37,996.25 × 18,118
  4. Step 4: Simplify right side
    27,522.10x = 688,416,057.50
  5. Step 5: Solve for x
    x = 688,416,057.50/27,522.10
  6. Step 6: Final answer
    x = 25,013.21

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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.