Home / 12,094.03-16,680.09-8,107.62

Finding the Fourth Proportional to 12,094.03, 16,680.09 and 8,107.62

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Solution

The fourth proportional to 12,094.03, 16,680.09 and 8,107.62 is: 11,182.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,094.03 : 16,680.09 = 8,107.62 : x
  2. Step 2: Convert to fraction form
    12,094.03/16,680.09 = 8,107.62/x
  3. Step 3: Cross multiply
    12,094.03x = 16,680.09 × 8,107.62
  4. Step 4: Simplify right side
    12,094.03x = 135,235,831.29
  5. Step 5: Solve for x
    x = 135,235,831.29/12,094.03
  6. Step 6: Final answer
    x = 11,182.03

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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.