Home / 12,063.52-18,087.99-4,270.51

Finding the Fourth Proportional to 12,063.52, 18,087.99 and 4,270.51

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Solution

The fourth proportional to 12,063.52, 18,087.99 and 4,270.51 is: 6,403.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063.52 : 18,087.99 = 4,270.51 : x
  2. Step 2: Convert to fraction form
    12,063.52/18,087.99 = 4,270.51/x
  3. Step 3: Cross multiply
    12,063.52x = 18,087.99 × 4,270.51
  4. Step 4: Simplify right side
    12,063.52x = 77,244,942.17
  5. Step 5: Solve for x
    x = 77,244,942.17/12,063.52
  6. Step 6: Final answer
    x = 6,403.18

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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.