Home / 13,806.58-20,712.94-5,041.48

Finding the Fourth Proportional to 13,806.58, 20,712.94 and 5,041.48

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Solution

The fourth proportional to 13,806.58, 20,712.94 and 5,041.48 is: 7,563.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,806.58 : 20,712.94 = 5,041.48 : x
  2. Step 2: Convert to fraction form
    13,806.58/20,712.94 = 5,041.48/x
  3. Step 3: Cross multiply
    13,806.58x = 20,712.94 × 5,041.48
  4. Step 4: Simplify right side
    13,806.58x = 104,423,872.75
  5. Step 5: Solve for x
    x = 104,423,872.75/13,806.58
  6. Step 6: Final answer
    x = 7,563.34

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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.