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Finding the Fourth Proportional to 27,220.88, 40,837.14 and 9,452.09

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Solution

The fourth proportional to 27,220.88, 40,837.14 and 9,452.09 is: 14,180.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,220.88 : 40,837.14 = 9,452.09 : x
  2. Step 2: Convert to fraction form
    27,220.88/40,837.14 = 9,452.09/x
  3. Step 3: Cross multiply
    27,220.88x = 40,837.14 × 9,452.09
  4. Step 4: Simplify right side
    27,220.88x = 385,996,322.62
  5. Step 5: Solve for x
    x = 385,996,322.62/27,220.88
  6. Step 6: Final answer
    x = 14,180.16

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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.