Home / 14,571.95-21,857.72-4,183.70

Finding the Fourth Proportional to 14,571.95, 21,857.72 and 4,183.70

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Solution

The fourth proportional to 14,571.95, 21,857.72 and 4,183.70 is: 6,275.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,571.95 : 21,857.72 = 4,183.70 : x
  2. Step 2: Convert to fraction form
    14,571.95/21,857.72 = 4,183.70/x
  3. Step 3: Cross multiply
    14,571.95x = 21,857.72 × 4,183.70
  4. Step 4: Simplify right side
    14,571.95x = 91,446,012.96
  5. Step 5: Solve for x
    x = 91,446,012.96/14,571.95
  6. Step 6: Final answer
    x = 6,275.48

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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.