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Finding the Fourth Proportional to 17,808.52, 26,699.51 and 5,955.28

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Solution

The fourth proportional to 17,808.52, 26,699.51 and 5,955.28 is: 8,928.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,808.52 : 26,699.51 = 5,955.28 : x
  2. Step 2: Convert to fraction form
    17,808.52/26,699.51 = 5,955.28/x
  3. Step 3: Cross multiply
    17,808.52x = 26,699.51 × 5,955.28
  4. Step 4: Simplify right side
    17,808.52x = 159,003,057.91
  5. Step 5: Solve for x
    x = 159,003,057.91/17,808.52
  6. Step 6: Final answer
    x = 8,928.48

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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.