Home / 19,851.44-29,738.23-11,513.94

Finding the Fourth Proportional to 19,851.44, 29,738.23 and 11,513.94

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Solution

The fourth proportional to 19,851.44, 29,738.23 and 11,513.94 is: 17,248.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,851.44 : 29,738.23 = 11,513.94 : x
  2. Step 2: Convert to fraction form
    19,851.44/29,738.23 = 11,513.94/x
  3. Step 3: Cross multiply
    19,851.44x = 29,738.23 × 11,513.94
  4. Step 4: Simplify right side
    19,851.44x = 342,404,195.93
  5. Step 5: Solve for x
    x = 342,404,195.93/19,851.44
  6. Step 6: Final answer
    x = 17,248.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.