Home / 28,872.23-43,274.73-12,226.73

Finding the Fourth Proportional to 28,872.23, 43,274.73 and 12,226.73

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Solution

The fourth proportional to 28,872.23, 43,274.73 and 12,226.73 is: 18,325.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,872.23 : 43,274.73 = 12,226.73 : x
  2. Step 2: Convert to fraction form
    28,872.23/43,274.73 = 12,226.73/x
  3. Step 3: Cross multiply
    28,872.23x = 43,274.73 × 12,226.73
  4. Step 4: Simplify right side
    28,872.23x = 529,108,439.53
  5. Step 5: Solve for x
    x = 529,108,439.53/28,872.23
  6. Step 6: Final answer
    x = 18,325.86

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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.