Home / 18,233.84-27,355.37-5,086.21

Finding the Fourth Proportional to 18,233.84, 27,355.37 and 5,086.21

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Solution

The fourth proportional to 18,233.84, 27,355.37 and 5,086.21 is: 7,630.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.84 : 27,355.37 = 5,086.21 : x
  2. Step 2: Convert to fraction form
    18,233.84/27,355.37 = 5,086.21/x
  3. Step 3: Cross multiply
    18,233.84x = 27,355.37 × 5,086.21
  4. Step 4: Simplify right side
    18,233.84x = 139,135,156.45
  5. Step 5: Solve for x
    x = 139,135,156.45/18,233.84
  6. Step 6: Final answer
    x = 7,630.60

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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.