Home / 14,483.55-21,728.51-8,246.49

Finding the Fourth Proportional to 14,483.55, 21,728.51 and 8,246.49

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Solution

The fourth proportional to 14,483.55, 21,728.51 and 8,246.49 is: 12,371.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,483.55 : 21,728.51 = 8,246.49 : x
  2. Step 2: Convert to fraction form
    14,483.55/21,728.51 = 8,246.49/x
  3. Step 3: Cross multiply
    14,483.55x = 21,728.51 × 8,246.49
  4. Step 4: Simplify right side
    14,483.55x = 179,183,940.43
  5. Step 5: Solve for x
    x = 179,183,940.43/14,483.55
  6. Step 6: Final answer
    x = 12,371.55

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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.