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Finding the Fourth Proportional to 17,229.12, 25,840.41 and 4,746.03

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Solution

The fourth proportional to 17,229.12, 25,840.41 and 4,746.03 is: 7,118.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,229.12 : 25,840.41 = 4,746.03 : x
  2. Step 2: Convert to fraction form
    17,229.12/25,840.41 = 4,746.03/x
  3. Step 3: Cross multiply
    17,229.12x = 25,840.41 × 4,746.03
  4. Step 4: Simplify right side
    17,229.12x = 122,639,361.07
  5. Step 5: Solve for x
    x = 122,639,361.07/17,229.12
  6. Step 6: Final answer
    x = 7,118.14

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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.