Home / 17,162.80-25,739.88-6,774.64

Finding the Fourth Proportional to 17,162.80, 25,739.88 and 6,774.64

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Solution

The fourth proportional to 17,162.80, 25,739.88 and 6,774.64 is: 10,160.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,162.80 : 25,739.88 = 6,774.64 : x
  2. Step 2: Convert to fraction form
    17,162.80/25,739.88 = 6,774.64/x
  3. Step 3: Cross multiply
    17,162.80x = 25,739.88 × 6,774.64
  4. Step 4: Simplify right side
    17,162.80x = 174,378,420.64
  5. Step 5: Solve for x
    x = 174,378,420.64/17,162.80
  6. Step 6: Final answer
    x = 10,160.25

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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.