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Finding the Fourth Proportional to 17,485.62, 26,231.04 and 6,240.09

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Solution

The fourth proportional to 17,485.62, 26,231.04 and 6,240.09 is: 9,361.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,485.62 : 26,231.04 = 6,240.09 : x
  2. Step 2: Convert to fraction form
    17,485.62/26,231.04 = 6,240.09/x
  3. Step 3: Cross multiply
    17,485.62x = 26,231.04 × 6,240.09
  4. Step 4: Simplify right side
    17,485.62x = 163,684,001.21
  5. Step 5: Solve for x
    x = 163,684,001.21/17,485.62
  6. Step 6: Final answer
    x = 9,361.06

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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.