Home / 12,050.91-18,065.94-4,660.54

Finding the Fourth Proportional to 12,050.91, 18,065.94 and 4,660.54

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Solution

The fourth proportional to 12,050.91, 18,065.94 and 4,660.54 is: 6,986.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050.91 : 18,065.94 = 4,660.54 : x
  2. Step 2: Convert to fraction form
    12,050.91/18,065.94 = 4,660.54/x
  3. Step 3: Cross multiply
    12,050.91x = 18,065.94 × 4,660.54
  4. Step 4: Simplify right side
    12,050.91x = 84,196,973.37
  5. Step 5: Solve for x
    x = 84,196,973.37/12,050.91
  6. Step 6: Final answer
    x = 6,986.77

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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.