Home / 16,110.06-24,144.36-12,991.56

Finding the Fourth Proportional to 16,110.06, 24,144.36 and 12,991.56

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Solution

The fourth proportional to 16,110.06, 24,144.36 and 12,991.56 is: 19,470.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,110.06 : 24,144.36 = 12,991.56 : x
  2. Step 2: Convert to fraction form
    16,110.06/24,144.36 = 12,991.56/x
  3. Step 3: Cross multiply
    16,110.06x = 24,144.36 × 12,991.56
  4. Step 4: Simplify right side
    16,110.06x = 313,672,901.60
  5. Step 5: Solve for x
    x = 313,672,901.60/16,110.06
  6. Step 6: Final answer
    x = 19,470.62

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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.