Home / 16,039.14-22,134.70-8,965.56

Finding the Fourth Proportional to 16,039.14, 22,134.70 and 8,965.56

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Solution

The fourth proportional to 16,039.14, 22,134.70 and 8,965.56 is: 12,372.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,039.14 : 22,134.70 = 8,965.56 : x
  2. Step 2: Convert to fraction form
    16,039.14/22,134.70 = 8,965.56/x
  3. Step 3: Cross multiply
    16,039.14x = 22,134.70 × 8,965.56
  4. Step 4: Simplify right side
    16,039.14x = 198,449,980.93
  5. Step 5: Solve for x
    x = 198,449,980.93/16,039.14
  6. Step 6: Final answer
    x = 12,372.86

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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.