Home / 30,955.86-46,439.82-12,244.68

Finding the Fourth Proportional to 30,955.86, 46,439.82 and 12,244.68

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Solution

The fourth proportional to 30,955.86, 46,439.82 and 12,244.68 is: 18,369.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,955.86 : 46,439.82 = 12,244.68 : x
  2. Step 2: Convert to fraction form
    30,955.86/46,439.82 = 12,244.68/x
  3. Step 3: Cross multiply
    30,955.86x = 46,439.82 × 12,244.68
  4. Step 4: Simplify right side
    30,955.86x = 568,640,735.16
  5. Step 5: Solve for x
    x = 568,640,735.16/30,955.86
  6. Step 6: Final answer
    x = 18,369.41

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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.