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Finding the Fourth Proportional to 17,164.98, 23,687.73 and 9,611.64

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Solution

The fourth proportional to 17,164.98, 23,687.73 and 9,611.64 is: 13,264.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,164.98 : 23,687.73 = 9,611.64 : x
  2. Step 2: Convert to fraction form
    17,164.98/23,687.73 = 9,611.64/x
  3. Step 3: Cross multiply
    17,164.98x = 23,687.73 × 9,611.64
  4. Step 4: Simplify right side
    17,164.98x = 227,677,933.18
  5. Step 5: Solve for x
    x = 227,677,933.18/17,164.98
  6. Step 6: Final answer
    x = 13,264.10

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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.