Home / 27,936.42-38,552.46-15,999.51

Finding the Fourth Proportional to 27,936.42, 38,552.46 and 15,999.51

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Solution

The fourth proportional to 27,936.42, 38,552.46 and 15,999.51 is: 22,079.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,936.42 : 38,552.46 = 15,999.51 : x
  2. Step 2: Convert to fraction form
    27,936.42/38,552.46 = 15,999.51/x
  3. Step 3: Cross multiply
    27,936.42x = 38,552.46 × 15,999.51
  4. Step 4: Simplify right side
    27,936.42x = 616,820,469.29
  5. Step 5: Solve for x
    x = 616,820,469.29/27,936.42
  6. Step 6: Final answer
    x = 22,079.44

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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.