Home / 14,183.74-21,276.69-4,323.79

Finding the Fourth Proportional to 14,183.74, 21,276.69 and 4,323.79

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Solution

The fourth proportional to 14,183.74, 21,276.69 and 4,323.79 is: 6,486.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183.74 : 21,276.69 = 4,323.79 : x
  2. Step 2: Convert to fraction form
    14,183.74/21,276.69 = 4,323.79/x
  3. Step 3: Cross multiply
    14,183.74x = 21,276.69 × 4,323.79
  4. Step 4: Simplify right side
    14,183.74x = 91,995,939.46
  5. Step 5: Solve for x
    x = 91,995,939.46/14,183.74
  6. Step 6: Final answer
    x = 6,486.01

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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.