Home / 34,280.35-51,443.48-12,093.78

Finding the Fourth Proportional to 34,280.35, 51,443.48 and 12,093.78

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Solution

The fourth proportional to 34,280.35, 51,443.48 and 12,093.78 is: 18,148.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,280.35 : 51,443.48 = 12,093.78 : x
  2. Step 2: Convert to fraction form
    34,280.35/51,443.48 = 12,093.78/x
  3. Step 3: Cross multiply
    34,280.35x = 51,443.48 × 12,093.78
  4. Step 4: Simplify right side
    34,280.35x = 622,146,129.55
  5. Step 5: Solve for x
    x = 622,146,129.55/34,280.35
  6. Step 6: Final answer
    x = 18,148.77

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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.