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Finding the Fourth Proportional to 33,668.48, 46,444.80 and 20,046.80

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Solution

The fourth proportional to 33,668.48, 46,444.80 and 20,046.80 is: 27,654.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,668.48 : 46,444.80 = 20,046.80 : x
  2. Step 2: Convert to fraction form
    33,668.48/46,444.80 = 20,046.80/x
  3. Step 3: Cross multiply
    33,668.48x = 46,444.80 × 20,046.80
  4. Step 4: Simplify right side
    33,668.48x = 931,069,616.64
  5. Step 5: Solve for x
    x = 931,069,616.64/33,668.48
  6. Step 6: Final answer
    x = 27,654.04

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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.