Home / 18,237.94-27,361.50-5,090.29

Finding the Fourth Proportional to 18,237.94, 27,361.50 and 5,090.29

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Solution

The fourth proportional to 18,237.94, 27,361.50 and 5,090.29 is: 7,636.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.94 : 27,361.50 = 5,090.29 : x
  2. Step 2: Convert to fraction form
    18,237.94/27,361.50 = 5,090.29/x
  3. Step 3: Cross multiply
    18,237.94x = 27,361.50 × 5,090.29
  4. Step 4: Simplify right side
    18,237.94x = 139,277,833.03
  5. Step 5: Solve for x
    x = 139,277,833.03/18,237.94
  6. Step 6: Final answer
    x = 7,636.71

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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.