Home / 20,464.49-30,696.73-13,537.37

Finding the Fourth Proportional to 20,464.49, 30,696.73 and 13,537.37

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Solution

The fourth proportional to 20,464.49, 30,696.73 and 13,537.37 is: 20,306.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,464.49 : 30,696.73 = 13,537.37 : x
  2. Step 2: Convert to fraction form
    20,464.49/30,696.73 = 13,537.37/x
  3. Step 3: Cross multiply
    20,464.49x = 30,696.73 × 13,537.37
  4. Step 4: Simplify right side
    20,464.49x = 415,552,804.47
  5. Step 5: Solve for x
    x = 415,552,804.47/20,464.49
  6. Step 6: Final answer
    x = 20,306.05

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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.