Home / 19,015.97-28,525.59-4,975.94

Finding the Fourth Proportional to 19,015.97, 28,525.59 and 4,975.94

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Solution

The fourth proportional to 19,015.97, 28,525.59 and 4,975.94 is: 7,464.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,015.97 : 28,525.59 = 4,975.94 : x
  2. Step 2: Convert to fraction form
    19,015.97/28,525.59 = 4,975.94/x
  3. Step 3: Cross multiply
    19,015.97x = 28,525.59 × 4,975.94
  4. Step 4: Simplify right side
    19,015.97x = 141,941,481.68
  5. Step 5: Solve for x
    x = 141,941,481.68/19,015.97
  6. Step 6: Final answer
    x = 7,464.33

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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.