Home / 16,782.36-25,171.92-5,095.68

Finding the Fourth Proportional to 16,782.36, 25,171.92 and 5,095.68

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Solution

The fourth proportional to 16,782.36, 25,171.92 and 5,095.68 is: 7,643.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.36 : 25,171.92 = 5,095.68 : x
  2. Step 2: Convert to fraction form
    16,782.36/25,171.92 = 5,095.68/x
  3. Step 3: Cross multiply
    16,782.36x = 25,171.92 × 5,095.68
  4. Step 4: Simplify right side
    16,782.36x = 128,268,049.31
  5. Step 5: Solve for x
    x = 128,268,049.31/16,782.36
  6. Step 6: Final answer
    x = 7,643.03

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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.