Home / 13,236.90-19,855.80-4,352.37

Finding the Fourth Proportional to 13,236.90, 19,855.80 and 4,352.37

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Solution

The fourth proportional to 13,236.90, 19,855.80 and 4,352.37 is: 6,528.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236.90 : 19,855.80 = 4,352.37 : x
  2. Step 2: Convert to fraction form
    13,236.90/19,855.80 = 4,352.37/x
  3. Step 3: Cross multiply
    13,236.90x = 19,855.80 × 4,352.37
  4. Step 4: Simplify right side
    13,236.90x = 86,419,788.25
  5. Step 5: Solve for x
    x = 86,419,788.25/13,236.90
  6. Step 6: Final answer
    x = 6,528.70

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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.