Home / 12,350.82-18,512.96-5,334.15

Finding the Fourth Proportional to 12,350.82, 18,512.96 and 5,334.15

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Solution

The fourth proportional to 12,350.82, 18,512.96 and 5,334.15 is: 7,995.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350.82 : 18,512.96 = 5,334.15 : x
  2. Step 2: Convert to fraction form
    12,350.82/18,512.96 = 5,334.15/x
  3. Step 3: Cross multiply
    12,350.82x = 18,512.96 × 5,334.15
  4. Step 4: Simplify right side
    12,350.82x = 98,750,878.91
  5. Step 5: Solve for x
    x = 98,750,878.91/12,350.82
  6. Step 6: Final answer
    x = 7,995.49

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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.