Home / 30,226.34-45,339.45-8,039.73

Finding the Fourth Proportional to 30,226.34, 45,339.45 and 8,039.73

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Solution

The fourth proportional to 30,226.34, 45,339.45 and 8,039.73 is: 12,059.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,226.34 : 45,339.45 = 8,039.73 : x
  2. Step 2: Convert to fraction form
    30,226.34/45,339.45 = 8,039.73/x
  3. Step 3: Cross multiply
    30,226.34x = 45,339.45 × 8,039.73
  4. Step 4: Simplify right side
    30,226.34x = 364,517,076.22
  5. Step 5: Solve for x
    x = 364,517,076.22/30,226.34
  6. Step 6: Final answer
    x = 12,059.58

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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.