Home / 33,068.97-45,637.46-18,728.63

Finding the Fourth Proportional to 33,068.97, 45,637.46 and 18,728.63

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Solution

The fourth proportional to 33,068.97, 45,637.46 and 18,728.63 is: 25,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,068.97 : 45,637.46 = 18,728.63 : x
  2. Step 2: Convert to fraction form
    33,068.97/45,637.46 = 18,728.63/x
  3. Step 3: Cross multiply
    33,068.97x = 45,637.46 × 18,728.63
  4. Step 4: Simplify right side
    33,068.97x = 854,727,022.02
  5. Step 5: Solve for x
    x = 854,727,022.02/33,068.97
  6. Step 6: Final answer
    x = 25,846.80

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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.