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Finding the Fourth Proportional to 33,794.80, 46,636.56 and 18,890.80

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Solution

The fourth proportional to 33,794.80, 46,636.56 and 18,890.80 is: 26,069.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,794.80 : 46,636.56 = 18,890.80 : x
  2. Step 2: Convert to fraction form
    33,794.80/46,636.56 = 18,890.80/x
  3. Step 3: Cross multiply
    33,794.80x = 46,636.56 × 18,890.80
  4. Step 4: Simplify right side
    33,794.80x = 881,001,927.65
  5. Step 5: Solve for x
    x = 881,001,927.65/33,794.80
  6. Step 6: Final answer
    x = 26,069.16

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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.