Home / 14,183.94-21,275.88-3,795.42

Finding the Fourth Proportional to 14,183.94, 21,275.88 and 3,795.42

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Solution

The fourth proportional to 14,183.94, 21,275.88 and 3,795.42 is: 5,693.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183.94 : 21,275.88 = 3,795.42 : x
  2. Step 2: Convert to fraction form
    14,183.94/21,275.88 = 3,795.42/x
  3. Step 3: Cross multiply
    14,183.94x = 21,275.88 × 3,795.42
  4. Step 4: Simplify right side
    14,183.94x = 80,750,900.47
  5. Step 5: Solve for x
    x = 80,750,900.47/14,183.94
  6. Step 6: Final answer
    x = 5,693.12

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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.