Home / 13,087.26-19,628.78-3,597.39

Finding the Fourth Proportional to 13,087.26, 19,628.78 and 3,597.39

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Solution

The fourth proportional to 13,087.26, 19,628.78 and 3,597.39 is: 5,395.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,087.26 : 19,628.78 = 3,597.39 : x
  2. Step 2: Convert to fraction form
    13,087.26/19,628.78 = 3,597.39/x
  3. Step 3: Cross multiply
    13,087.26x = 19,628.78 × 3,597.39
  4. Step 4: Simplify right side
    13,087.26x = 70,612,358.90
  5. Step 5: Solve for x
    x = 70,612,358.90/13,087.26
  6. Step 6: Final answer
    x = 5,395.50

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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.