Home / 12,377.43-18,566.75-4,054.07

Finding the Fourth Proportional to 12,377.43, 18,566.75 and 4,054.07

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Solution

The fourth proportional to 12,377.43, 18,566.75 and 4,054.07 is: 6,081.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,377.43 : 18,566.75 = 4,054.07 : x
  2. Step 2: Convert to fraction form
    12,377.43/18,566.75 = 4,054.07/x
  3. Step 3: Cross multiply
    12,377.43x = 18,566.75 × 4,054.07
  4. Step 4: Simplify right side
    12,377.43x = 75,270,960.72
  5. Step 5: Solve for x
    x = 75,270,960.72/12,377.43
  6. Step 6: Final answer
    x = 6,081.31

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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.