Home / 12,336.66-17,027.40-7,859.52

Finding the Fourth Proportional to 12,336.66, 17,027.40 and 7,859.52

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Solution

The fourth proportional to 12,336.66, 17,027.40 and 7,859.52 is: 10,847.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,336.66 : 17,027.40 = 7,859.52 : x
  2. Step 2: Convert to fraction form
    12,336.66/17,027.40 = 7,859.52/x
  3. Step 3: Cross multiply
    12,336.66x = 17,027.40 × 7,859.52
  4. Step 4: Simplify right side
    12,336.66x = 133,827,190.85
  5. Step 5: Solve for x
    x = 133,827,190.85/12,336.66
  6. Step 6: Final answer
    x = 10,847.93

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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.