Home / 16,996.40-25,495.10-8,112.67

Finding the Fourth Proportional to 16,996.40, 25,495.10 and 8,112.67

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Solution

The fourth proportional to 16,996.40, 25,495.10 and 8,112.67 is: 12,169.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,996.40 : 25,495.10 = 8,112.67 : x
  2. Step 2: Convert to fraction form
    16,996.40/25,495.10 = 8,112.67/x
  3. Step 3: Cross multiply
    16,996.40x = 25,495.10 × 8,112.67
  4. Step 4: Simplify right side
    16,996.40x = 206,833,332.92
  5. Step 5: Solve for x
    x = 206,833,332.92/16,996.40
  6. Step 6: Final answer
    x = 12,169.24

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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.