Home / 28,006.24-41,994.84-8,282.20

Finding the Fourth Proportional to 28,006.24, 41,994.84 and 8,282.20

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Solution

The fourth proportional to 28,006.24, 41,994.84 and 8,282.20 is: 12,419.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,006.24 : 41,994.84 = 8,282.20 : x
  2. Step 2: Convert to fraction form
    28,006.24/41,994.84 = 8,282.20/x
  3. Step 3: Cross multiply
    28,006.24x = 41,994.84 × 8,282.20
  4. Step 4: Simplify right side
    28,006.24x = 347,809,663.85
  5. Step 5: Solve for x
    x = 347,809,663.85/28,006.24
  6. Step 6: Final answer
    x = 12,419.01

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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.