Home / 21,623.01-32,392.44-12,234.62

Finding the Fourth Proportional to 21,623.01, 32,392.44 and 12,234.62

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Solution

The fourth proportional to 21,623.01, 32,392.44 and 12,234.62 is: 18,328.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,623.01 : 32,392.44 = 12,234.62 : x
  2. Step 2: Convert to fraction form
    21,623.01/32,392.44 = 12,234.62/x
  3. Step 3: Cross multiply
    21,623.01x = 32,392.44 × 12,234.62
  4. Step 4: Simplify right side
    21,623.01x = 396,309,032.31
  5. Step 5: Solve for x
    x = 396,309,032.31/21,623.01
  6. Step 6: Final answer
    x = 18,328.12

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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.