Home / 13,908.18-20,866.73-4,048.05

Finding the Fourth Proportional to 13,908.18, 20,866.73 and 4,048.05

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Solution

The fourth proportional to 13,908.18, 20,866.73 and 4,048.05 is: 6,073.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908.18 : 20,866.73 = 4,048.05 : x
  2. Step 2: Convert to fraction form
    13,908.18/20,866.73 = 4,048.05/x
  3. Step 3: Cross multiply
    13,908.18x = 20,866.73 × 4,048.05
  4. Step 4: Simplify right side
    13,908.18x = 84,469,546.14
  5. Step 5: Solve for x
    x = 84,469,546.14/13,908.18
  6. Step 6: Final answer
    x = 6,073.37

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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.