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Finding the Fourth Proportional to 27,273.35, 40,914.39 and 9,509.12

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Solution

The fourth proportional to 27,273.35, 40,914.39 and 9,509.12 is: 14,265.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,273.35 : 40,914.39 = 9,509.12 : x
  2. Step 2: Convert to fraction form
    27,273.35/40,914.39 = 9,509.12/x
  3. Step 3: Cross multiply
    27,273.35x = 40,914.39 × 9,509.12
  4. Step 4: Simplify right side
    27,273.35x = 389,059,987.58
  5. Step 5: Solve for x
    x = 389,059,987.58/27,273.35
  6. Step 6: Final answer
    x = 14,265.21

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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.