Home / 38,212.94-57,330.80-18,237.43

Finding the Fourth Proportional to 38,212.94, 57,330.80 and 18,237.43

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Solution

The fourth proportional to 38,212.94, 57,330.80 and 18,237.43 is: 27,361.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,212.94 : 57,330.80 = 18,237.43 : x
  2. Step 2: Convert to fraction form
    38,212.94/57,330.80 = 18,237.43/x
  3. Step 3: Cross multiply
    38,212.94x = 57,330.80 × 18,237.43
  4. Step 4: Simplify right side
    38,212.94x = 1,045,566,451.84
  5. Step 5: Solve for x
    x = 1,045,566,451.84/38,212.94
  6. Step 6: Final answer
    x = 27,361.58

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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.