Home / 23,146.23-34,720.98-11,456.31

Finding the Fourth Proportional to 23,146.23, 34,720.98 and 11,456.31

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Solution

The fourth proportional to 23,146.23, 34,720.98 and 11,456.31 is: 17,185.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,146.23 : 34,720.98 = 11,456.31 : x
  2. Step 2: Convert to fraction form
    23,146.23/34,720.98 = 11,456.31/x
  3. Step 3: Cross multiply
    23,146.23x = 34,720.98 × 11,456.31
  4. Step 4: Simplify right side
    23,146.23x = 397,774,310.38
  5. Step 5: Solve for x
    x = 397,774,310.38/23,146.23
  6. Step 6: Final answer
    x = 17,185.27

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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.