Home / 21,727.08-32,586.84-8,583.30

Finding the Fourth Proportional to 21,727.08, 32,586.84 and 8,583.30

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Solution

The fourth proportional to 21,727.08, 32,586.84 and 8,583.30 is: 12,873.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,727.08 : 32,586.84 = 8,583.30 : x
  2. Step 2: Convert to fraction form
    21,727.08/32,586.84 = 8,583.30/x
  3. Step 3: Cross multiply
    21,727.08x = 32,586.84 × 8,583.30
  4. Step 4: Simplify right side
    21,727.08x = 279,702,623.77
  5. Step 5: Solve for x
    x = 279,702,623.77/21,727.08
  6. Step 6: Final answer
    x = 12,873.46

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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.