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Finding the Fourth Proportional to 33,958, 46,862.40 and 19,054

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Solution

The fourth proportional to 33,958, 46,862.40 and 19,054 is: 26,294.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,958 : 46,862.40 = 19,054 : x
  2. Step 2: Convert to fraction form
    33,958/46,862.40 = 19,054/x
  3. Step 3: Cross multiply
    33,958x = 46,862.40 × 19,054
  4. Step 4: Simplify right side
    33,958x = 892,916,169.60
  5. Step 5: Solve for x
    x = 892,916,169.60/33,958
  6. Step 6: Final answer
    x = 26,294.72

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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.