Home / 15,849.26-21,865.74-10,183.16

Finding the Fourth Proportional to 15,849.26, 21,865.74 and 10,183.16

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Solution

The fourth proportional to 15,849.26, 21,865.74 and 10,183.16 is: 14,048.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,849.26 : 21,865.74 = 10,183.16 : x
  2. Step 2: Convert to fraction form
    15,849.26/21,865.74 = 10,183.16/x
  3. Step 3: Cross multiply
    15,849.26x = 21,865.74 × 10,183.16
  4. Step 4: Simplify right side
    15,849.26x = 222,662,328.94
  5. Step 5: Solve for x
    x = 222,662,328.94/15,849.26
  6. Step 6: Final answer
    x = 14,048.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.