Home / 13,303.40-19,967.44-6,734.22

Finding the Fourth Proportional to 13,303.40, 19,967.44 and 6,734.22

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Solution

The fourth proportional to 13,303.40, 19,967.44 and 6,734.22 is: 10,107.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303.40 : 19,967.44 = 6,734.22 : x
  2. Step 2: Convert to fraction form
    13,303.40/19,967.44 = 6,734.22/x
  3. Step 3: Cross multiply
    13,303.40x = 19,967.44 × 6,734.22
  4. Step 4: Simplify right side
    13,303.40x = 134,465,133.80
  5. Step 5: Solve for x
    x = 134,465,133.80/13,303.40
  6. Step 6: Final answer
    x = 10,107.58

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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.