Home / 12,967.94-19,450.29-3,608.66

Finding the Fourth Proportional to 12,967.94, 19,450.29 and 3,608.66

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Solution

The fourth proportional to 12,967.94, 19,450.29 and 3,608.66 is: 5,412.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,967.94 : 19,450.29 = 3,608.66 : x
  2. Step 2: Convert to fraction form
    12,967.94/19,450.29 = 3,608.66/x
  3. Step 3: Cross multiply
    12,967.94x = 19,450.29 × 3,608.66
  4. Step 4: Simplify right side
    12,967.94x = 70,189,483.51
  5. Step 5: Solve for x
    x = 70,189,483.51/12,967.94
  6. Step 6: Final answer
    x = 5,412.54

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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.