Home / 16,146.20-24,219.30-14,007.80

Finding the Fourth Proportional to 16,146.20, 24,219.30 and 14,007.80

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Solution

The fourth proportional to 16,146.20, 24,219.30 and 14,007.80 is: 21,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,146.20 : 24,219.30 = 14,007.80 : x
  2. Step 2: Convert to fraction form
    16,146.20/24,219.30 = 14,007.80/x
  3. Step 3: Cross multiply
    16,146.20x = 24,219.30 × 14,007.80
  4. Step 4: Simplify right side
    16,146.20x = 339,259,110.54
  5. Step 5: Solve for x
    x = 339,259,110.54/16,146.20
  6. Step 6: Final answer
    x = 21,011.70

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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.