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Finding the Fourth Proportional to 12,365.22, 17,060.94 and 7,330.62

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Solution

The fourth proportional to 12,365.22, 17,060.94 and 7,330.62 is: 10,114.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,365.22 : 17,060.94 = 7,330.62 : x
  2. Step 2: Convert to fraction form
    12,365.22/17,060.94 = 7,330.62/x
  3. Step 3: Cross multiply
    12,365.22x = 17,060.94 × 7,330.62
  4. Step 4: Simplify right side
    12,365.22x = 125,067,267.98
  5. Step 5: Solve for x
    x = 125,067,267.98/12,365.22
  6. Step 6: Final answer
    x = 10,114.44

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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.