Home / 33,785.64-46,620.72-19,637.28

Finding the Fourth Proportional to 33,785.64, 46,620.72 and 19,637.28

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Solution

The fourth proportional to 33,785.64, 46,620.72 and 19,637.28 is: 27,097.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,785.64 : 46,620.72 = 19,637.28 : x
  2. Step 2: Convert to fraction form
    33,785.64/46,620.72 = 19,637.28/x
  3. Step 3: Cross multiply
    33,785.64x = 46,620.72 × 19,637.28
  4. Step 4: Simplify right side
    33,785.64x = 915,504,132.44
  5. Step 5: Solve for x
    x = 915,504,132.44/33,785.64
  6. Step 6: Final answer
    x = 27,097.43

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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.