Home / 16,782.16-25,171.91-9,757.69

Finding the Fourth Proportional to 16,782.16, 25,171.91 and 9,757.69

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Solution

The fourth proportional to 16,782.16, 25,171.91 and 9,757.69 is: 14,635.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.16 : 25,171.91 = 9,757.69 : x
  2. Step 2: Convert to fraction form
    16,782.16/25,171.91 = 9,757.69/x
  3. Step 3: Cross multiply
    16,782.16x = 25,171.91 × 9,757.69
  4. Step 4: Simplify right side
    16,782.16x = 245,619,619.36
  5. Step 5: Solve for x
    x = 245,619,619.36/16,782.16
  6. Step 6: Final answer
    x = 14,635.76

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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.