Home / 37,153.66-55,738.70-19,619.40

Finding the Fourth Proportional to 37,153.66, 55,738.70 and 19,619.40

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Solution

The fourth proportional to 37,153.66, 55,738.70 and 19,619.40 is: 29,433.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,153.66 : 55,738.70 = 19,619.40 : x
  2. Step 2: Convert to fraction form
    37,153.66/55,738.70 = 19,619.40/x
  3. Step 3: Cross multiply
    37,153.66x = 55,738.70 × 19,619.40
  4. Step 4: Simplify right side
    37,153.66x = 1,093,559,850.78
  5. Step 5: Solve for x
    x = 1,093,559,850.78/37,153.66
  6. Step 6: Final answer
    x = 29,433.44

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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.