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Finding the Fourth Proportional to 33,755.87, 46,582.20 and 18,646.10

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Solution

The fourth proportional to 33,755.87, 46,582.20 and 18,646.10 is: 25,731.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,755.87 : 46,582.20 = 18,646.10 : x
  2. Step 2: Convert to fraction form
    33,755.87/46,582.20 = 18,646.10/x
  3. Step 3: Cross multiply
    33,755.87x = 46,582.20 × 18,646.10
  4. Step 4: Simplify right side
    33,755.87x = 868,576,126.51
  5. Step 5: Solve for x
    x = 868,576,126.51/33,755.87
  6. Step 6: Final answer
    x = 25,731.11

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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.