Home / 19,175.97-28,751.26-9,182.19

Finding the Fourth Proportional to 19,175.97, 28,751.26 and 9,182.19

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Solution

The fourth proportional to 19,175.97, 28,751.26 and 9,182.19 is: 13,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,175.97 : 28,751.26 = 9,182.19 : x
  2. Step 2: Convert to fraction form
    19,175.97/28,751.26 = 9,182.19/x
  3. Step 3: Cross multiply
    19,175.97x = 28,751.26 × 9,182.19
  4. Step 4: Simplify right side
    19,175.97x = 263,999,365.35
  5. Step 5: Solve for x
    x = 263,999,365.35/19,175.97
  6. Step 6: Final answer
    x = 13,767.20

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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.