Home / 33,992.12-46,916.64-18,890

Finding the Fourth Proportional to 33,992.12, 46,916.64 and 18,890

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Solution

The fourth proportional to 33,992.12, 46,916.64 and 18,890 is: 26,072.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,992.12 : 46,916.64 = 18,890 : x
  2. Step 2: Convert to fraction form
    33,992.12/46,916.64 = 18,890/x
  3. Step 3: Cross multiply
    33,992.12x = 46,916.64 × 18,890
  4. Step 4: Simplify right side
    33,992.12x = 886,255,329.60
  5. Step 5: Solve for x
    x = 886,255,329.60/33,992.12
  6. Step 6: Final answer
    x = 26,072.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.