Home / 14,940.72-22,409.88-3,847.44

Finding the Fourth Proportional to 14,940.72, 22,409.88 and 3,847.44

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Solution

The fourth proportional to 14,940.72, 22,409.88 and 3,847.44 is: 5,770.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,940.72 : 22,409.88 = 3,847.44 : x
  2. Step 2: Convert to fraction form
    14,940.72/22,409.88 = 3,847.44/x
  3. Step 3: Cross multiply
    14,940.72x = 22,409.88 × 3,847.44
  4. Step 4: Simplify right side
    14,940.72x = 86,220,668.71
  5. Step 5: Solve for x
    x = 86,220,668.71/14,940.72
  6. Step 6: Final answer
    x = 5,770.85

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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.