Home / 35,578.27-49,096.09-19,661.70

Finding the Fourth Proportional to 35,578.27, 49,096.09 and 19,661.70

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Solution

The fourth proportional to 35,578.27, 49,096.09 and 19,661.70 is: 27,132.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,578.27 : 49,096.09 = 19,661.70 : x
  2. Step 2: Convert to fraction form
    35,578.27/49,096.09 = 19,661.70/x
  3. Step 3: Cross multiply
    35,578.27x = 49,096.09 × 19,661.70
  4. Step 4: Simplify right side
    35,578.27x = 965,312,801.44
  5. Step 5: Solve for x
    x = 965,312,801.44/35,578.27
  6. Step 6: Final answer
    x = 27,132.09

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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.