Home / 12,668.89-19,004.30-4,348.84

Finding the Fourth Proportional to 12,668.89, 19,004.30 and 4,348.84

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Solution

The fourth proportional to 12,668.89, 19,004.30 and 4,348.84 is: 6,523.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,668.89 : 19,004.30 = 4,348.84 : x
  2. Step 2: Convert to fraction form
    12,668.89/19,004.30 = 4,348.84/x
  3. Step 3: Cross multiply
    12,668.89x = 19,004.30 × 4,348.84
  4. Step 4: Simplify right side
    12,668.89x = 82,646,660.01
  5. Step 5: Solve for x
    x = 82,646,660.01/12,668.89
  6. Step 6: Final answer
    x = 6,523.59

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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.