Home / 13,263.20-19,894.52-6,239.33

Finding the Fourth Proportional to 13,263.20, 19,894.52 and 6,239.33

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Solution

The fourth proportional to 13,263.20, 19,894.52 and 6,239.33 is: 9,358.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263.20 : 19,894.52 = 6,239.33 : x
  2. Step 2: Convert to fraction form
    13,263.20/19,894.52 = 6,239.33/x
  3. Step 3: Cross multiply
    13,263.20x = 19,894.52 × 6,239.33
  4. Step 4: Simplify right side
    13,263.20x = 124,128,344.80
  5. Step 5: Solve for x
    x = 124,128,344.80/13,263.20
  6. Step 6: Final answer
    x = 9,358.85

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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.