Home / 27,858.74-38,444.37-15,593.97

Finding the Fourth Proportional to 27,858.74, 38,444.37 and 15,593.97

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Solution

The fourth proportional to 27,858.74, 38,444.37 and 15,593.97 is: 21,519.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,858.74 : 38,444.37 = 15,593.97 : x
  2. Step 2: Convert to fraction form
    27,858.74/38,444.37 = 15,593.97/x
  3. Step 3: Cross multiply
    27,858.74x = 38,444.37 × 15,593.97
  4. Step 4: Simplify right side
    27,858.74x = 599,500,352.45
  5. Step 5: Solve for x
    x = 599,500,352.45/27,858.74
  6. Step 6: Final answer
    x = 21,519.29

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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.