Home / 13,583.69-20,370.54-4,696.74

Finding the Fourth Proportional to 13,583.69, 20,370.54 and 4,696.74

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Solution

The fourth proportional to 13,583.69, 20,370.54 and 4,696.74 is: 7,043.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,583.69 : 20,370.54 = 4,696.74 : x
  2. Step 2: Convert to fraction form
    13,583.69/20,370.54 = 4,696.74/x
  3. Step 3: Cross multiply
    13,583.69x = 20,370.54 × 4,696.74
  4. Step 4: Simplify right side
    13,583.69x = 95,675,130.04
  5. Step 5: Solve for x
    x = 95,675,130.04/13,583.69
  6. Step 6: Final answer
    x = 7,043.39

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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.