Home / 12,262.04-18,393.06-8,571.48

Finding the Fourth Proportional to 12,262.04, 18,393.06 and 8,571.48

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Solution

The fourth proportional to 12,262.04, 18,393.06 and 8,571.48 is: 12,857.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262.04 : 18,393.06 = 8,571.48 : x
  2. Step 2: Convert to fraction form
    12,262.04/18,393.06 = 8,571.48/x
  3. Step 3: Cross multiply
    12,262.04x = 18,393.06 × 8,571.48
  4. Step 4: Simplify right side
    12,262.04x = 157,655,745.93
  5. Step 5: Solve for x
    x = 157,655,745.93/12,262.04
  6. Step 6: Final answer
    x = 12,857.22

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Similar ratio
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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.