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Finding the Fourth Proportional to 33,607, 46,377.66 and 18,703

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Solution

The fourth proportional to 33,607, 46,377.66 and 18,703 is: 25,810.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,607 : 46,377.66 = 18,703 : x
  2. Step 2: Convert to fraction form
    33,607/46,377.66 = 18,703/x
  3. Step 3: Cross multiply
    33,607x = 46,377.66 × 18,703
  4. Step 4: Simplify right side
    33,607x = 867,401,374.98
  5. Step 5: Solve for x
    x = 867,401,374.98/33,607
  6. Step 6: Final answer
    x = 25,810.14

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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.