Home / 14,181.36-21,270.78-4,322.94

Finding the Fourth Proportional to 14,181.36, 21,270.78 and 4,322.94

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Solution

The fourth proportional to 14,181.36, 21,270.78 and 4,322.94 is: 6,484.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181.36 : 21,270.78 = 4,322.94 : x
  2. Step 2: Convert to fraction form
    14,181.36/21,270.78 = 4,322.94/x
  3. Step 3: Cross multiply
    14,181.36x = 21,270.78 × 4,322.94
  4. Step 4: Simplify right side
    14,181.36x = 91,952,305.69
  5. Step 5: Solve for x
    x = 91,952,305.69/14,181.36
  6. Step 6: Final answer
    x = 6,484.03

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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.