Home / 13,533.22-20,302.56-5,636.33

Finding the Fourth Proportional to 13,533.22, 20,302.56 and 5,636.33

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Solution

The fourth proportional to 13,533.22, 20,302.56 and 5,636.33 is: 8,455.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,533.22 : 20,302.56 = 5,636.33 : x
  2. Step 2: Convert to fraction form
    13,533.22/20,302.56 = 5,636.33/x
  3. Step 3: Cross multiply
    13,533.22x = 20,302.56 × 5,636.33
  4. Step 4: Simplify right side
    13,533.22x = 114,431,826.49
  5. Step 5: Solve for x
    x = 114,431,826.49/13,533.22
  6. Step 6: Final answer
    x = 8,455.63

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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.