Home / 19,273.21-28,895.79-13,017.71

Finding the Fourth Proportional to 19,273.21, 28,895.79 and 13,017.71

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Solution

The fourth proportional to 19,273.21, 28,895.79 and 13,017.71 is: 19,517.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,273.21 : 28,895.79 = 13,017.71 : x
  2. Step 2: Convert to fraction form
    19,273.21/28,895.79 = 13,017.71/x
  3. Step 3: Cross multiply
    19,273.21x = 28,895.79 × 13,017.71
  4. Step 4: Simplify right side
    19,273.21x = 376,157,014.44
  5. Step 5: Solve for x
    x = 376,157,014.44/19,273.21
  6. Step 6: Final answer
    x = 19,517.09

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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.