Home / 27,938.44-38,553.33-15,999.04

Finding the Fourth Proportional to 27,938.44, 38,553.33 and 15,999.04

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Solution

The fourth proportional to 27,938.44, 38,553.33 and 15,999.04 is: 22,077.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,938.44 : 38,553.33 = 15,999.04 : x
  2. Step 2: Convert to fraction form
    27,938.44/38,553.33 = 15,999.04/x
  3. Step 3: Cross multiply
    27,938.44x = 38,553.33 × 15,999.04
  4. Step 4: Simplify right side
    27,938.44x = 616,816,268.80
  5. Step 5: Solve for x
    x = 616,816,268.80/27,938.44
  6. Step 6: Final answer
    x = 22,077.69

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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.