Home / 14,182.26-21,284.73-6,391.68

Finding the Fourth Proportional to 14,182.26, 21,284.73 and 6,391.68

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Solution

The fourth proportional to 14,182.26, 21,284.73 and 6,391.68 is: 9,592.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182.26 : 21,284.73 = 6,391.68 : x
  2. Step 2: Convert to fraction form
    14,182.26/21,284.73 = 6,391.68/x
  3. Step 3: Cross multiply
    14,182.26x = 21,284.73 × 6,391.68
  4. Step 4: Simplify right side
    14,182.26x = 136,045,183.05
  5. Step 5: Solve for x
    x = 136,045,183.05/14,182.26
  6. Step 6: Final answer
    x = 9,592.63

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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.