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Finding the Fourth Proportional to 33,753, 46,578.66 and 19,613.80

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Solution

The fourth proportional to 33,753, 46,578.66 and 19,613.80 is: 27,066.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,753 : 46,578.66 = 19,613.80 : x
  2. Step 2: Convert to fraction form
    33,753/46,578.66 = 19,613.80/x
  3. Step 3: Cross multiply
    33,753x = 46,578.66 × 19,613.80
  4. Step 4: Simplify right side
    33,753x = 913,584,521.51
  5. Step 5: Solve for x
    x = 913,584,521.51/33,753
  6. Step 6: Final answer
    x = 27,066.77

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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.