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Finding the Fourth Proportional to 17,901.71, 26,850.50 and 4,755.14

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Solution

The fourth proportional to 17,901.71, 26,850.50 and 4,755.14 is: 7,132.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,901.71 : 26,850.50 = 4,755.14 : x
  2. Step 2: Convert to fraction form
    17,901.71/26,850.50 = 4,755.14/x
  3. Step 3: Cross multiply
    17,901.71x = 26,850.50 × 4,755.14
  4. Step 4: Simplify right side
    17,901.71x = 127,677,886.57
  5. Step 5: Solve for x
    x = 127,677,886.57/17,901.71
  6. Step 6: Final answer
    x = 7,132.16

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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.