Home / 27,051.92-37,355.40-16,997.78

Finding the Fourth Proportional to 27,051.92, 37,355.40 and 16,997.78

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Solution

The fourth proportional to 27,051.92, 37,355.40 and 16,997.78 is: 23,471.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,051.92 : 37,355.40 = 16,997.78 : x
  2. Step 2: Convert to fraction form
    27,051.92/37,355.40 = 16,997.78/x
  3. Step 3: Cross multiply
    27,051.92x = 37,355.40 × 16,997.78
  4. Step 4: Simplify right side
    27,051.92x = 634,958,871.01
  5. Step 5: Solve for x
    x = 634,958,871.01/27,051.92
  6. Step 6: Final answer
    x = 23,471.86

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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.