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Finding the Fourth Proportional to 33,363, 46,042.38 and 18,459

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Solution

The fourth proportional to 33,363, 46,042.38 and 18,459 is: 25,474.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,363 : 46,042.38 = 18,459 : x
  2. Step 2: Convert to fraction form
    33,363/46,042.38 = 18,459/x
  3. Step 3: Cross multiply
    33,363x = 46,042.38 × 18,459
  4. Step 4: Simplify right side
    33,363x = 849,896,292.42
  5. Step 5: Solve for x
    x = 849,896,292.42/33,363
  6. Step 6: Final answer
    x = 25,474.22

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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.