Home / 16,676.49-25,021.76-7,311.68

Finding the Fourth Proportional to 16,676.49, 25,021.76 and 7,311.68

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Solution

The fourth proportional to 16,676.49, 25,021.76 and 7,311.68 is: 10,970.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,676.49 : 25,021.76 = 7,311.68 : x
  2. Step 2: Convert to fraction form
    16,676.49/25,021.76 = 7,311.68/x
  3. Step 3: Cross multiply
    16,676.49x = 25,021.76 × 7,311.68
  4. Step 4: Simplify right side
    16,676.49x = 182,951,102.16
  5. Step 5: Solve for x
    x = 182,951,102.16/16,676.49
  6. Step 6: Final answer
    x = 10,970.60

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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.