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Finding the Fourth Proportional to 17,216.30, 25,827.14 and 7,355.64

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Solution

The fourth proportional to 17,216.30, 25,827.14 and 7,355.64 is: 11,034.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,216.30 : 25,827.14 = 7,355.64 : x
  2. Step 2: Convert to fraction form
    17,216.30/25,827.14 = 7,355.64/x
  3. Step 3: Cross multiply
    17,216.30x = 25,827.14 × 7,355.64
  4. Step 4: Simplify right side
    17,216.30x = 189,975,144.07
  5. Step 5: Solve for x
    x = 189,975,144.07/17,216.30
  6. Step 6: Final answer
    x = 11,034.61

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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.