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Finding the Fourth Proportional to 33,897.88, 46,781.88 and 18,795.28

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Solution

The fourth proportional to 33,897.88, 46,781.88 and 18,795.28 is: 25,939.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,897.88 : 46,781.88 = 18,795.28 : x
  2. Step 2: Convert to fraction form
    33,897.88/46,781.88 = 18,795.28/x
  3. Step 3: Cross multiply
    33,897.88x = 46,781.88 × 18,795.28
  4. Step 4: Simplify right side
    33,897.88x = 879,278,533.53
  5. Step 5: Solve for x
    x = 879,278,533.53/33,897.88
  6. Step 6: Final answer
    x = 25,939.04

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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.