Home / 12,718.52-19,073.21-4,396.28

Finding the Fourth Proportional to 12,718.52, 19,073.21 and 4,396.28

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Solution

The fourth proportional to 12,718.52, 19,073.21 and 4,396.28 is: 6,592.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,718.52 : 19,073.21 = 4,396.28 : x
  2. Step 2: Convert to fraction form
    12,718.52/19,073.21 = 4,396.28/x
  3. Step 3: Cross multiply
    12,718.52x = 19,073.21 × 4,396.28
  4. Step 4: Simplify right side
    12,718.52x = 83,851,054.31
  5. Step 5: Solve for x
    x = 83,851,054.31/12,718.52
  6. Step 6: Final answer
    x = 6,592.83

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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.