Home / 27,149.44-37,512.84-19,580.80

Finding the Fourth Proportional to 27,149.44, 37,512.84 and 19,580.80

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Solution

The fourth proportional to 27,149.44, 37,512.84 and 19,580.80 is: 27,055.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,149.44 : 37,512.84 = 19,580.80 : x
  2. Step 2: Convert to fraction form
    27,149.44/37,512.84 = 19,580.80/x
  3. Step 3: Cross multiply
    27,149.44x = 37,512.84 × 19,580.80
  4. Step 4: Simplify right side
    27,149.44x = 734,531,417.47
  5. Step 5: Solve for x
    x = 734,531,417.47/27,149.44
  6. Step 6: Final answer
    x = 27,055.12

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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.