Home / 12,712.28-19,069.52-3,352.23

Finding the Fourth Proportional to 12,712.28, 19,069.52 and 3,352.23

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Solution

The fourth proportional to 12,712.28, 19,069.52 and 3,352.23 is: 5,028.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,712.28 : 19,069.52 = 3,352.23 : x
  2. Step 2: Convert to fraction form
    12,712.28/19,069.52 = 3,352.23/x
  3. Step 3: Cross multiply
    12,712.28x = 19,069.52 × 3,352.23
  4. Step 4: Simplify right side
    12,712.28x = 63,925,400.27
  5. Step 5: Solve for x
    x = 63,925,400.27/12,712.28
  6. Step 6: Final answer
    x = 5,028.64

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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.