Home / 54,908.10-82,370.69-19,374.14

Finding the Fourth Proportional to 54,908.10, 82,370.69 and 19,374.14

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Solution

The fourth proportional to 54,908.10, 82,370.69 and 19,374.14 is: 29,064.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,908.10 : 82,370.69 = 19,374.14 : x
  2. Step 2: Convert to fraction form
    54,908.10/82,370.69 = 19,374.14/x
  3. Step 3: Cross multiply
    54,908.10x = 82,370.69 × 19,374.14
  4. Step 4: Simplify right side
    54,908.10x = 1,595,860,771.23
  5. Step 5: Solve for x
    x = 1,595,860,771.23/54,908.10
  6. Step 6: Final answer
    x = 29,064.21

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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.