Home / 12,683.31-19,029.33-5,668.16

Finding the Fourth Proportional to 12,683.31, 19,029.33 and 5,668.16

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Solution

The fourth proportional to 12,683.31, 19,029.33 and 5,668.16 is: 8,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,683.31 : 19,029.33 = 5,668.16 : x
  2. Step 2: Convert to fraction form
    12,683.31/19,029.33 = 5,668.16/x
  3. Step 3: Cross multiply
    12,683.31x = 19,029.33 × 5,668.16
  4. Step 4: Simplify right side
    12,683.31x = 107,861,379.31
  5. Step 5: Solve for x
    x = 107,861,379.31/12,683.31
  6. Step 6: Final answer
    x = 8,504.20

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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.