Home / 12,850.58-19,266.26-5,450.29

Finding the Fourth Proportional to 12,850.58, 19,266.26 and 5,450.29

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Solution

The fourth proportional to 12,850.58, 19,266.26 and 5,450.29 is: 8,171.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,850.58 : 19,266.26 = 5,450.29 : x
  2. Step 2: Convert to fraction form
    12,850.58/19,266.26 = 5,450.29/x
  3. Step 3: Cross multiply
    12,850.58x = 19,266.26 × 5,450.29
  4. Step 4: Simplify right side
    12,850.58x = 105,006,628.80
  5. Step 5: Solve for x
    x = 105,006,628.80/12,850.58
  6. Step 6: Final answer
    x = 8,171.35

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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.