Home / 14,208.26-21,318.53-7,626.75

Finding the Fourth Proportional to 14,208.26, 21,318.53 and 7,626.75

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Solution

The fourth proportional to 14,208.26, 21,318.53 and 7,626.75 is: 11,443.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208.26 : 21,318.53 = 7,626.75 : x
  2. Step 2: Convert to fraction form
    14,208.26/21,318.53 = 7,626.75/x
  3. Step 3: Cross multiply
    14,208.26x = 21,318.53 × 7,626.75
  4. Step 4: Simplify right side
    14,208.26x = 162,591,060.54
  5. Step 5: Solve for x
    x = 162,591,060.54/14,208.26
  6. Step 6: Final answer
    x = 11,443.42

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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.