Home / 19,997.63-27,596.72-12,040.19

Finding the Fourth Proportional to 19,997.63, 27,596.72 and 12,040.19

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Solution

The fourth proportional to 19,997.63, 27,596.72 and 12,040.19 is: 16,615.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,997.63 : 27,596.72 = 12,040.19 : x
  2. Step 2: Convert to fraction form
    19,997.63/27,596.72 = 12,040.19/x
  3. Step 3: Cross multiply
    19,997.63x = 27,596.72 × 12,040.19
  4. Step 4: Simplify right side
    19,997.63x = 332,269,644.29
  5. Step 5: Solve for x
    x = 332,269,644.29/19,997.63
  6. Step 6: Final answer
    x = 16,615.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.