Home / 54,748.10-82,122.15-13,195.10

Finding the Fourth Proportional to 54,748.10, 82,122.15 and 13,195.10

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Solution

The fourth proportional to 54,748.10, 82,122.15 and 13,195.10 is: 19,792.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,748.10 : 82,122.15 = 13,195.10 : x
  2. Step 2: Convert to fraction form
    54,748.10/82,122.15 = 13,195.10/x
  3. Step 3: Cross multiply
    54,748.10x = 82,122.15 × 13,195.10
  4. Step 4: Simplify right side
    54,748.10x = 1,083,609,504.88
  5. Step 5: Solve for x
    x = 1,083,609,504.88/54,748.10
  6. Step 6: Final answer
    x = 19,792.64

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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.