Home / 14,043.14-19,377.23-8,299.79

Finding the Fourth Proportional to 14,043.14, 19,377.23 and 8,299.79

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Solution

The fourth proportional to 14,043.14, 19,377.23 and 8,299.79 is: 11,452.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,043.14 : 19,377.23 = 8,299.79 : x
  2. Step 2: Convert to fraction form
    14,043.14/19,377.23 = 8,299.79/x
  3. Step 3: Cross multiply
    14,043.14x = 19,377.23 × 8,299.79
  4. Step 4: Simplify right side
    14,043.14x = 160,826,946.73
  5. Step 5: Solve for x
    x = 160,826,946.73/14,043.14
  6. Step 6: Final answer
    x = 11,452.35

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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.