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Finding the Fourth Proportional to 33,963.53, 46,869.86 and 18,855.95

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Solution

The fourth proportional to 33,963.53, 46,869.86 and 18,855.95 is: 26,021.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,963.53 : 46,869.86 = 18,855.95 : x
  2. Step 2: Convert to fraction form
    33,963.53/46,869.86 = 18,855.95/x
  3. Step 3: Cross multiply
    33,963.53x = 46,869.86 × 18,855.95
  4. Step 4: Simplify right side
    33,963.53x = 883,775,642.39
  5. Step 5: Solve for x
    x = 883,775,642.39/33,963.53
  6. Step 6: Final answer
    x = 26,021.31

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1.5x scale

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.