Home / 13,823.01-20,736.66-4,937.73

Finding the Fourth Proportional to 13,823.01, 20,736.66 and 4,937.73

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Solution

The fourth proportional to 13,823.01, 20,736.66 and 4,937.73 is: 7,407.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823.01 : 20,736.66 = 4,937.73 : x
  2. Step 2: Convert to fraction form
    13,823.01/20,736.66 = 4,937.73/x
  3. Step 3: Cross multiply
    13,823.01x = 20,736.66 × 4,937.73
  4. Step 4: Simplify right side
    13,823.01x = 102,392,028.18
  5. Step 5: Solve for x
    x = 102,392,028.18/13,823.01
  6. Step 6: Final answer
    x = 7,407.36

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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.