Home / 38,213.07-57,330.98-18,237.55

Finding the Fourth Proportional to 38,213.07, 57,330.98 and 18,237.55

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Solution

The fourth proportional to 38,213.07, 57,330.98 and 18,237.55 is: 27,361.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,213.07 : 57,330.98 = 18,237.55 : x
  2. Step 2: Convert to fraction form
    38,213.07/57,330.98 = 18,237.55/x
  3. Step 3: Cross multiply
    38,213.07x = 57,330.98 × 18,237.55
  4. Step 4: Simplify right side
    38,213.07x = 1,045,576,614.30
  5. Step 5: Solve for x
    x = 1,045,576,614.30/38,213.07
  6. Step 6: Final answer
    x = 27,361.75

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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.