Home / 12,377.82-18,570.38-4,584.81

Finding the Fourth Proportional to 12,377.82, 18,570.38 and 4,584.81

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Solution

The fourth proportional to 12,377.82, 18,570.38 and 4,584.81 is: 6,878.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,377.82 : 18,570.38 = 4,584.81 : x
  2. Step 2: Convert to fraction form
    12,377.82/18,570.38 = 4,584.81/x
  3. Step 3: Cross multiply
    12,377.82x = 18,570.38 × 4,584.81
  4. Step 4: Simplify right side
    12,377.82x = 85,141,663.93
  5. Step 5: Solve for x
    x = 85,141,663.93/12,377.82
  6. Step 6: Final answer
    x = 6,878.57

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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.