Home / 14,183.84-21,278.92-4,323.89

Finding the Fourth Proportional to 14,183.84, 21,278.92 and 4,323.89

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Solution

The fourth proportional to 14,183.84, 21,278.92 and 4,323.89 is: 6,486.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183.84 : 21,278.92 = 4,323.89 : x
  2. Step 2: Convert to fraction form
    14,183.84/21,278.92 = 4,323.89/x
  3. Step 3: Cross multiply
    14,183.84x = 21,278.92 × 4,323.89
  4. Step 4: Simplify right side
    14,183.84x = 92,007,696.31
  5. Step 5: Solve for x
    x = 92,007,696.31/14,183.84
  6. Step 6: Final answer
    x = 6,486.80

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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.