Home / 23,048.82-31,745.25-19,899.54

Finding the Fourth Proportional to 23,048.82, 31,745.25 and 19,899.54

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Solution

The fourth proportional to 23,048.82, 31,745.25 and 19,899.54 is: 27,407.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,048.82 : 31,745.25 = 19,899.54 : x
  2. Step 2: Convert to fraction form
    23,048.82/31,745.25 = 19,899.54/x
  3. Step 3: Cross multiply
    23,048.82x = 31,745.25 × 19,899.54
  4. Step 4: Simplify right side
    23,048.82x = 631,715,872.19
  5. Step 5: Solve for x
    x = 631,715,872.19/23,048.82
  6. Step 6: Final answer
    x = 27,407.73

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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.