Home / 35,600.88-49,128.24-19,684.80

Finding the Fourth Proportional to 35,600.88, 49,128.24 and 19,684.80

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Solution

The fourth proportional to 35,600.88, 49,128.24 and 19,684.80 is: 27,164.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,600.88 : 49,128.24 = 19,684.80 : x
  2. Step 2: Convert to fraction form
    35,600.88/49,128.24 = 19,684.80/x
  3. Step 3: Cross multiply
    35,600.88x = 49,128.24 × 19,684.80
  4. Step 4: Simplify right side
    35,600.88x = 967,079,578.75
  5. Step 5: Solve for x
    x = 967,079,578.75/35,600.88
  6. Step 6: Final answer
    x = 27,164.49

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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.