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Finding the Fourth Proportional to 33,894.66, 46,758.81 and 21,326.34

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Solution

The fourth proportional to 33,894.66, 46,758.81 and 21,326.34 is: 29,420.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,894.66 : 46,758.81 = 21,326.34 : x
  2. Step 2: Convert to fraction form
    33,894.66/46,758.81 = 21,326.34/x
  3. Step 3: Cross multiply
    33,894.66x = 46,758.81 × 21,326.34
  4. Step 4: Simplify right side
    33,894.66x = 997,194,280.06
  5. Step 5: Solve for x
    x = 997,194,280.06/33,894.66
  6. Step 6: Final answer
    x = 29,420.39

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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.