Home / 27,108.30-40,662.44-7,386.96

Finding the Fourth Proportional to 27,108.30, 40,662.44 and 7,386.96

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Solution

The fourth proportional to 27,108.30, 40,662.44 and 7,386.96 is: 11,080.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,108.30 : 40,662.44 = 7,386.96 : x
  2. Step 2: Convert to fraction form
    27,108.30/40,662.44 = 7,386.96/x
  3. Step 3: Cross multiply
    27,108.30x = 40,662.44 × 7,386.96
  4. Step 4: Simplify right side
    27,108.30x = 300,371,817.78
  5. Step 5: Solve for x
    x = 300,371,817.78/27,108.30
  6. Step 6: Final answer
    x = 11,080.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.