Home / 12,674.06-19,009.05-3,789.26

Finding the Fourth Proportional to 12,674.06, 19,009.05 and 3,789.26

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Solution

The fourth proportional to 12,674.06, 19,009.05 and 3,789.26 is: 5,683.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,674.06 : 19,009.05 = 3,789.26 : x
  2. Step 2: Convert to fraction form
    12,674.06/19,009.05 = 3,789.26/x
  3. Step 3: Cross multiply
    12,674.06x = 19,009.05 × 3,789.26
  4. Step 4: Simplify right side
    12,674.06x = 72,030,232.80
  5. Step 5: Solve for x
    x = 72,030,232.80/12,674.06
  6. Step 6: Final answer
    x = 5,683.28

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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.