Home / 30,783.21-46,174.86-8,596.59

Finding the Fourth Proportional to 30,783.21, 46,174.86 and 8,596.59

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Solution

The fourth proportional to 30,783.21, 46,174.86 and 8,596.59 is: 12,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,783.21 : 46,174.86 = 8,596.59 : x
  2. Step 2: Convert to fraction form
    30,783.21/46,174.86 = 8,596.59/x
  3. Step 3: Cross multiply
    30,783.21x = 46,174.86 × 8,596.59
  4. Step 4: Simplify right side
    30,783.21x = 396,946,339.73
  5. Step 5: Solve for x
    x = 396,946,339.73/30,783.21
  6. Step 6: Final answer
    x = 12,894.90

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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.