Home / 14,481.08-19,983.35-8,193.59

Finding the Fourth Proportional to 14,481.08, 19,983.35 and 8,193.59

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Solution

The fourth proportional to 14,481.08, 19,983.35 and 8,193.59 is: 11,306.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,481.08 : 19,983.35 = 8,193.59 : x
  2. Step 2: Convert to fraction form
    14,481.08/19,983.35 = 8,193.59/x
  3. Step 3: Cross multiply
    14,481.08x = 19,983.35 × 8,193.59
  4. Step 4: Simplify right side
    14,481.08x = 163,735,335.76
  5. Step 5: Solve for x
    x = 163,735,335.76/14,481.08
  6. Step 6: Final answer
    x = 11,306.85

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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.