Home / 13,636.33-20,445.37-11,007.07

Finding the Fourth Proportional to 13,636.33, 20,445.37 and 11,007.07

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Solution

The fourth proportional to 13,636.33, 20,445.37 and 11,007.07 is: 16,503.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,636.33 : 20,445.37 = 11,007.07 : x
  2. Step 2: Convert to fraction form
    13,636.33/20,445.37 = 11,007.07/x
  3. Step 3: Cross multiply
    13,636.33x = 20,445.37 × 11,007.07
  4. Step 4: Simplify right side
    13,636.33x = 225,043,618.77
  5. Step 5: Solve for x
    x = 225,043,618.77/13,636.33
  6. Step 6: Final answer
    x = 16,503.24

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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.