Home / 30,717.43-46,079.42-8,530.85

Finding the Fourth Proportional to 30,717.43, 46,079.42 and 8,530.85

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Solution

The fourth proportional to 30,717.43, 46,079.42 and 8,530.85 is: 12,797.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,717.43 : 46,079.42 = 8,530.85 : x
  2. Step 2: Convert to fraction form
    30,717.43/46,079.42 = 8,530.85/x
  3. Step 3: Cross multiply
    30,717.43x = 46,079.42 × 8,530.85
  4. Step 4: Simplify right side
    30,717.43x = 393,096,692.65
  5. Step 5: Solve for x
    x = 393,096,692.65/30,717.43
  6. Step 6: Final answer
    x = 12,797.19

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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.