Home / 20,504.39-30,644.24-14,969.39

Finding the Fourth Proportional to 20,504.39, 30,644.24 and 14,969.39

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Solution

The fourth proportional to 20,504.39, 30,644.24 and 14,969.39 is: 22,372.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,504.39 : 30,644.24 = 14,969.39 : x
  2. Step 2: Convert to fraction form
    20,504.39/30,644.24 = 14,969.39/x
  3. Step 3: Cross multiply
    20,504.39x = 30,644.24 × 14,969.39
  4. Step 4: Simplify right side
    20,504.39x = 458,725,504.97
  5. Step 5: Solve for x
    x = 458,725,504.97/20,504.39
  6. Step 6: Final answer
    x = 22,372.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.