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Finding the Fourth Proportional to 12,534.62, 17,297.93 and 8,059.84

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Solution

The fourth proportional to 12,534.62, 17,297.93 and 8,059.84 is: 11,122.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534.62 : 17,297.93 = 8,059.84 : x
  2. Step 2: Convert to fraction form
    12,534.62/17,297.93 = 8,059.84/x
  3. Step 3: Cross multiply
    12,534.62x = 17,297.93 × 8,059.84
  4. Step 4: Simplify right side
    12,534.62x = 139,418,548.13
  5. Step 5: Solve for x
    x = 139,418,548.13/12,534.62
  6. Step 6: Final answer
    x = 11,122.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.