Home / 14,181.36-21,270.76-4,322.96

Finding the Fourth Proportional to 14,181.36, 21,270.76 and 4,322.96

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Solution

The fourth proportional to 14,181.36, 21,270.76 and 4,322.96 is: 6,484.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181.36 : 21,270.76 = 4,322.96 : x
  2. Step 2: Convert to fraction form
    14,181.36/21,270.76 = 4,322.96/x
  3. Step 3: Cross multiply
    14,181.36x = 21,270.76 × 4,322.96
  4. Step 4: Simplify right side
    14,181.36x = 91,952,644.65
  5. Step 5: Solve for x
    x = 91,952,644.65/14,181.36
  6. Step 6: Final answer
    x = 6,484.05

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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.