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Finding the Fourth Proportional to 17,864.88, 26,795.40 and 7,336.01

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Solution

The fourth proportional to 17,864.88, 26,795.40 and 7,336.01 is: 11,003.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,864.88 : 26,795.40 = 7,336.01 : x
  2. Step 2: Convert to fraction form
    17,864.88/26,795.40 = 7,336.01/x
  3. Step 3: Cross multiply
    17,864.88x = 26,795.40 × 7,336.01
  4. Step 4: Simplify right side
    17,864.88x = 196,571,322.35
  5. Step 5: Solve for x
    x = 196,571,322.35/17,864.88
  6. Step 6: Final answer
    x = 11,003.23

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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.