Home / 19,584.79-27,080.16-19,268.26

Finding the Fourth Proportional to 19,584.79, 27,080.16 and 19,268.26

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Solution

The fourth proportional to 19,584.79, 27,080.16 and 19,268.26 is: 26,642.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,584.79 : 27,080.16 = 19,268.26 : x
  2. Step 2: Convert to fraction form
    19,584.79/27,080.16 = 19,268.26/x
  3. Step 3: Cross multiply
    19,584.79x = 27,080.16 × 19,268.26
  4. Step 4: Simplify right side
    19,584.79x = 521,787,563.72
  5. Step 5: Solve for x
    x = 521,787,563.72/19,584.79
  6. Step 6: Final answer
    x = 26,642.49

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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.