Home / 30,855.35-46,245.93-14,192.42

Finding the Fourth Proportional to 30,855.35, 46,245.93 and 14,192.42

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Solution

The fourth proportional to 30,855.35, 46,245.93 and 14,192.42 is: 21,271.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,855.35 : 46,245.93 = 14,192.42 : x
  2. Step 2: Convert to fraction form
    30,855.35/46,245.93 = 14,192.42/x
  3. Step 3: Cross multiply
    30,855.35x = 46,245.93 × 14,192.42
  4. Step 4: Simplify right side
    30,855.35x = 656,341,661.85
  5. Step 5: Solve for x
    x = 656,341,661.85/30,855.35
  6. Step 6: Final answer
    x = 21,271.57

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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.