Home / 11,739.96-17,593.50-8,437.56

Finding the Fourth Proportional to 11,739.96, 17,593.50 and 8,437.56

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Solution

The fourth proportional to 11,739.96, 17,593.50 and 8,437.56 is: 12,644.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,739.96 : 17,593.50 = 8,437.56 : x
  2. Step 2: Convert to fraction form
    11,739.96/17,593.50 = 8,437.56/x
  3. Step 3: Cross multiply
    11,739.96x = 17,593.50 × 8,437.56
  4. Step 4: Simplify right side
    11,739.96x = 148,446,211.86
  5. Step 5: Solve for x
    x = 148,446,211.86/11,739.96
  6. Step 6: Final answer
    x = 12,644.52

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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.