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Finding the Fourth Proportional to 33,700.88, 46,507.21 and 18,796.88

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Solution

The fourth proportional to 33,700.88, 46,507.21 and 18,796.88 is: 25,939.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,700.88 : 46,507.21 = 18,796.88 : x
  2. Step 2: Convert to fraction form
    33,700.88/46,507.21 = 18,796.88/x
  3. Step 3: Cross multiply
    33,700.88x = 46,507.21 × 18,796.88
  4. Step 4: Simplify right side
    33,700.88x = 874,190,165.98
  5. Step 5: Solve for x
    x = 874,190,165.98/33,700.88
  6. Step 6: Final answer
    x = 25,939.69

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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.