Home / 19,243.97-28,866.39-15,297.95

Finding the Fourth Proportional to 19,243.97, 28,866.39 and 15,297.95

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Solution

The fourth proportional to 19,243.97, 28,866.39 and 15,297.95 is: 22,947.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,243.97 : 28,866.39 = 15,297.95 : x
  2. Step 2: Convert to fraction form
    19,243.97/28,866.39 = 15,297.95/x
  3. Step 3: Cross multiply
    19,243.97x = 28,866.39 × 15,297.95
  4. Step 4: Simplify right side
    19,243.97x = 441,596,586.62
  5. Step 5: Solve for x
    x = 441,596,586.62/19,243.97
  6. Step 6: Final answer
    x = 22,947.27

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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.