Home / 36,419.04-54,629.88-13,045.44

Finding the Fourth Proportional to 36,419.04, 54,629.88 and 13,045.44

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Solution

The fourth proportional to 36,419.04, 54,629.88 and 13,045.44 is: 19,568.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,419.04 : 54,629.88 = 13,045.44 : x
  2. Step 2: Convert to fraction form
    36,419.04/54,629.88 = 13,045.44/x
  3. Step 3: Cross multiply
    36,419.04x = 54,629.88 × 13,045.44
  4. Step 4: Simplify right side
    36,419.04x = 712,670,821.75
  5. Step 5: Solve for x
    x = 712,670,821.75/36,419.04
  6. Step 6: Final answer
    x = 19,568.63

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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.