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Finding the Fourth Proportional to 17,297.76, 25,942.32 and 5,614.32

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Solution

The fourth proportional to 17,297.76, 25,942.32 and 5,614.32 is: 8,420.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,297.76 : 25,942.32 = 5,614.32 : x
  2. Step 2: Convert to fraction form
    17,297.76/25,942.32 = 5,614.32/x
  3. Step 3: Cross multiply
    17,297.76x = 25,942.32 × 5,614.32
  4. Step 4: Simplify right side
    17,297.76x = 145,648,486.02
  5. Step 5: Solve for x
    x = 145,648,486.02/17,297.76
  6. Step 6: Final answer
    x = 8,420.08

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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.