Home / 12,096.66-18,103.58-8,403.06

Finding the Fourth Proportional to 12,096.66, 18,103.58 and 8,403.06

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Solution

The fourth proportional to 12,096.66, 18,103.58 and 8,403.06 is: 12,575.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096.66 : 18,103.58 = 8,403.06 : x
  2. Step 2: Convert to fraction form
    12,096.66/18,103.58 = 8,403.06/x
  3. Step 3: Cross multiply
    12,096.66x = 18,103.58 × 8,403.06
  4. Step 4: Simplify right side
    12,096.66x = 152,125,468.95
  5. Step 5: Solve for x
    x = 152,125,468.95/12,096.66
  6. Step 6: Final answer
    x = 12,575.82

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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.