Home / 13,804.78-20,694.75-5,033.56

Finding the Fourth Proportional to 13,804.78, 20,694.75 and 5,033.56

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Solution

The fourth proportional to 13,804.78, 20,694.75 and 5,033.56 is: 7,545.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,804.78 : 20,694.75 = 5,033.56 : x
  2. Step 2: Convert to fraction form
    13,804.78/20,694.75 = 5,033.56/x
  3. Step 3: Cross multiply
    13,804.78x = 20,694.75 × 5,033.56
  4. Step 4: Simplify right side
    13,804.78x = 104,168,265.81
  5. Step 5: Solve for x
    x = 104,168,265.81/13,804.78
  6. Step 6: Final answer
    x = 7,545.81

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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.