Home / 11,994.18-18,000.51-7,833.06

Finding the Fourth Proportional to 11,994.18, 18,000.51 and 7,833.06

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Solution

The fourth proportional to 11,994.18, 18,000.51 and 7,833.06 is: 11,755.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,994.18 : 18,000.51 = 7,833.06 : x
  2. Step 2: Convert to fraction form
    11,994.18/18,000.51 = 7,833.06/x
  3. Step 3: Cross multiply
    11,994.18x = 18,000.51 × 7,833.06
  4. Step 4: Simplify right side
    11,994.18x = 140,999,074.86
  5. Step 5: Solve for x
    x = 140,999,074.86/11,994.18
  6. Step 6: Final answer
    x = 11,755.62

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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.