Home / 16,660.37-25,002.87-7,895.30

Finding the Fourth Proportional to 16,660.37, 25,002.87 and 7,895.30

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Solution

The fourth proportional to 16,660.37, 25,002.87 and 7,895.30 is: 11,848.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,660.37 : 25,002.87 = 7,895.30 : x
  2. Step 2: Convert to fraction form
    16,660.37/25,002.87 = 7,895.30/x
  3. Step 3: Cross multiply
    16,660.37x = 25,002.87 × 7,895.30
  4. Step 4: Simplify right side
    16,660.37x = 197,405,034.50
  5. Step 5: Solve for x
    x = 197,405,034.50/16,660.37
  6. Step 6: Final answer
    x = 11,848.78

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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.