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Finding the Fourth Proportional to 17,272.99, 25,909.48 and 4,793.02

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Solution

The fourth proportional to 17,272.99, 25,909.48 and 4,793.02 is: 7,189.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,272.99 : 25,909.48 = 4,793.02 : x
  2. Step 2: Convert to fraction form
    17,272.99/25,909.48 = 4,793.02/x
  3. Step 3: Cross multiply
    17,272.99x = 25,909.48 × 4,793.02
  4. Step 4: Simplify right side
    17,272.99x = 124,184,601.50
  5. Step 5: Solve for x
    x = 124,184,601.50/17,272.99
  6. Step 6: Final answer
    x = 7,189.53

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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.