Home / 18,697.37-28,050.82-6,217.47

Finding the Fourth Proportional to 18,697.37, 28,050.82 and 6,217.47

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Solution

The fourth proportional to 18,697.37, 28,050.82 and 6,217.47 is: 9,327.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,697.37 : 28,050.82 = 6,217.47 : x
  2. Step 2: Convert to fraction form
    18,697.37/28,050.82 = 6,217.47/x
  3. Step 3: Cross multiply
    18,697.37x = 28,050.82 × 6,217.47
  4. Step 4: Simplify right side
    18,697.37x = 174,405,116.28
  5. Step 5: Solve for x
    x = 174,405,116.28/18,697.37
  6. Step 6: Final answer
    x = 9,327.79

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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.