Home / 12,468.26-18,686.80-6,230.03

Finding the Fourth Proportional to 12,468.26, 18,686.80 and 6,230.03

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Solution

The fourth proportional to 12,468.26, 18,686.80 and 6,230.03 is: 9,337.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,468.26 : 18,686.80 = 6,230.03 : x
  2. Step 2: Convert to fraction form
    12,468.26/18,686.80 = 6,230.03/x
  3. Step 3: Cross multiply
    12,468.26x = 18,686.80 × 6,230.03
  4. Step 4: Simplify right side
    12,468.26x = 116,419,238.96
  5. Step 5: Solve for x
    x = 116,419,238.96/12,468.26
  6. Step 6: Final answer
    x = 9,337.25

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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.