Home / 16,676.72-25,015.10-6,816

Finding the Fourth Proportional to 16,676.72, 25,015.10 and 6,816

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Solution

The fourth proportional to 16,676.72, 25,015.10 and 6,816 is: 10,224.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,676.72 : 25,015.10 = 6,816 : x
  2. Step 2: Convert to fraction form
    16,676.72/25,015.10 = 6,816/x
  3. Step 3: Cross multiply
    16,676.72x = 25,015.10 × 6,816
  4. Step 4: Simplify right side
    16,676.72x = 170,502,887.52
  5. Step 5: Solve for x
    x = 170,502,887.52/16,676.72
  6. Step 6: Final answer
    x = 10,224.01

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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.