Home / 19,203.44-28,907.06-13,694.90

Finding the Fourth Proportional to 19,203.44, 28,907.06 and 13,694.90

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Solution

The fourth proportional to 19,203.44, 28,907.06 and 13,694.90 is: 20,615.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,203.44 : 28,907.06 = 13,694.90 : x
  2. Step 2: Convert to fraction form
    19,203.44/28,907.06 = 13,694.90/x
  3. Step 3: Cross multiply
    19,203.44x = 28,907.06 × 13,694.90
  4. Step 4: Simplify right side
    19,203.44x = 395,879,082.98
  5. Step 5: Solve for x
    x = 395,879,082.98/19,203.44
  6. Step 6: Final answer
    x = 20,615.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.