Home / 23,146.30-34,721.08-11,456.38

Finding the Fourth Proportional to 23,146.30, 34,721.08 and 11,456.38

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Solution

The fourth proportional to 23,146.30, 34,721.08 and 11,456.38 is: 17,185.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,146.30 : 34,721.08 = 11,456.38 : x
  2. Step 2: Convert to fraction form
    23,146.30/34,721.08 = 11,456.38/x
  3. Step 3: Cross multiply
    23,146.30x = 34,721.08 × 11,456.38
  4. Step 4: Simplify right side
    23,146.30x = 397,777,655.60
  5. Step 5: Solve for x
    x = 397,777,655.60/23,146.30
  6. Step 6: Final answer
    x = 17,185.37

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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.