Home / 27,168.35-37,493.28-15,845.09

Finding the Fourth Proportional to 27,168.35, 37,493.28 and 15,845.09

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Solution

The fourth proportional to 27,168.35, 37,493.28 and 15,845.09 is: 21,866.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,168.35 : 37,493.28 = 15,845.09 : x
  2. Step 2: Convert to fraction form
    27,168.35/37,493.28 = 15,845.09/x
  3. Step 3: Cross multiply
    27,168.35x = 37,493.28 × 15,845.09
  4. Step 4: Simplify right side
    27,168.35x = 594,084,208.53
  5. Step 5: Solve for x
    x = 594,084,208.53/27,168.35
  6. Step 6: Final answer
    x = 21,866.78

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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.