Home / 16,676.88-25,015.32-6,816.16

Finding the Fourth Proportional to 16,676.88, 25,015.32 and 6,816.16

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Solution

The fourth proportional to 16,676.88, 25,015.32 and 6,816.16 is: 10,224.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,676.88 : 25,015.32 = 6,816.16 : x
  2. Step 2: Convert to fraction form
    16,676.88/25,015.32 = 6,816.16/x
  3. Step 3: Cross multiply
    16,676.88x = 25,015.32 × 6,816.16
  4. Step 4: Simplify right side
    16,676.88x = 170,508,423.57
  5. Step 5: Solve for x
    x = 170,508,423.57/16,676.88
  6. Step 6: Final answer
    x = 10,224.24

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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.