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Finding the Fourth Proportional to 17,213.30, 25,822.64 and 7,352.63

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Solution

The fourth proportional to 17,213.30, 25,822.64 and 7,352.63 is: 11,030.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,213.30 : 25,822.64 = 7,352.63 : x
  2. Step 2: Convert to fraction form
    17,213.30/25,822.64 = 7,352.63/x
  3. Step 3: Cross multiply
    17,213.30x = 25,822.64 × 7,352.63
  4. Step 4: Simplify right side
    17,213.30x = 189,864,317.54
  5. Step 5: Solve for x
    x = 189,864,317.54/17,213.30
  6. Step 6: Final answer
    x = 11,030.09

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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.