Home / 17,305.36-25,987.20-17,169.28

Finding the Fourth Proportional to 17,305.36, 25,987.20 and 17,169.28

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Solution

The fourth proportional to 17,305.36, 25,987.20 and 17,169.28 is: 25,782.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,305.36 : 25,987.20 = 17,169.28 : x
  2. Step 2: Convert to fraction form
    17,305.36/25,987.20 = 17,169.28/x
  3. Step 3: Cross multiply
    17,305.36x = 25,987.20 × 17,169.28
  4. Step 4: Simplify right side
    17,305.36x = 446,181,513.22
  5. Step 5: Solve for x
    x = 446,181,513.22/17,305.36
  6. Step 6: Final answer
    x = 25,782.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.