Home / 14,453.94-21,690.76-6,662.82

Finding the Fourth Proportional to 14,453.94, 21,690.76 and 6,662.82

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Solution

The fourth proportional to 14,453.94, 21,690.76 and 6,662.82 is: 9,998.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,453.94 : 21,690.76 = 6,662.82 : x
  2. Step 2: Convert to fraction form
    14,453.94/21,690.76 = 6,662.82/x
  3. Step 3: Cross multiply
    14,453.94x = 21,690.76 × 6,662.82
  4. Step 4: Simplify right side
    14,453.94x = 144,521,629.54
  5. Step 5: Solve for x
    x = 144,521,629.54/14,453.94
  6. Step 6: Final answer
    x = 9,998.77

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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.