Home / 12,289.26-16,959.42-6,700.26

Finding the Fourth Proportional to 12,289.26, 16,959.42 and 6,700.26

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Solution

The fourth proportional to 12,289.26, 16,959.42 and 6,700.26 is: 9,246.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,289.26 : 16,959.42 = 6,700.26 : x
  2. Step 2: Convert to fraction form
    12,289.26/16,959.42 = 6,700.26/x
  3. Step 3: Cross multiply
    12,289.26x = 16,959.42 × 6,700.26
  4. Step 4: Simplify right side
    12,289.26x = 113,632,523.45
  5. Step 5: Solve for x
    x = 113,632,523.45/12,289.26
  6. Step 6: Final answer
    x = 9,246.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.