Home / 19,553.72-26,982.11-12,000.37

Finding the Fourth Proportional to 19,553.72, 26,982.11 and 12,000.37

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Solution

The fourth proportional to 19,553.72, 26,982.11 and 12,000.37 is: 16,559.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553.72 : 26,982.11 = 12,000.37 : x
  2. Step 2: Convert to fraction form
    19,553.72/26,982.11 = 12,000.37/x
  3. Step 3: Cross multiply
    19,553.72x = 26,982.11 × 12,000.37
  4. Step 4: Simplify right side
    19,553.72x = 323,795,108.47
  5. Step 5: Solve for x
    x = 323,795,108.47/19,553.72
  6. Step 6: Final answer
    x = 16,559.26

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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.