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Finding the Fourth Proportional to 17,187.52, 25,779.84 and 6,796.48

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Solution

The fourth proportional to 17,187.52, 25,779.84 and 6,796.48 is: 10,194.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,187.52 : 25,779.84 = 6,796.48 : x
  2. Step 2: Convert to fraction form
    17,187.52/25,779.84 = 6,796.48/x
  3. Step 3: Cross multiply
    17,187.52x = 25,779.84 × 6,796.48
  4. Step 4: Simplify right side
    17,187.52x = 175,212,166.96
  5. Step 5: Solve for x
    x = 175,212,166.96/17,187.52
  6. Step 6: Final answer
    x = 10,194.15

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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.