Home / 14,107.37-21,166.11-5,222.88

Finding the Fourth Proportional to 14,107.37, 21,166.11 and 5,222.88

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Solution

The fourth proportional to 14,107.37, 21,166.11 and 5,222.88 is: 7,836.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,107.37 : 21,166.11 = 5,222.88 : x
  2. Step 2: Convert to fraction form
    14,107.37/21,166.11 = 5,222.88/x
  3. Step 3: Cross multiply
    14,107.37x = 21,166.11 × 5,222.88
  4. Step 4: Simplify right side
    14,107.37x = 110,548,052.60
  5. Step 5: Solve for x
    x = 110,548,052.60/14,107.37
  6. Step 6: Final answer
    x = 7,836.19

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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.