Home / 13,295.54-19,940.88-4,974.68

Finding the Fourth Proportional to 13,295.54, 19,940.88 and 4,974.68

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Solution

The fourth proportional to 13,295.54, 19,940.88 and 4,974.68 is: 7,461.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,295.54 : 19,940.88 = 4,974.68 : x
  2. Step 2: Convert to fraction form
    13,295.54/19,940.88 = 4,974.68/x
  3. Step 3: Cross multiply
    13,295.54x = 19,940.88 × 4,974.68
  4. Step 4: Simplify right side
    13,295.54x = 99,199,496.92
  5. Step 5: Solve for x
    x = 99,199,496.92/13,295.54
  6. Step 6: Final answer
    x = 7,461.11

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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.