Home / 54,319.94-81,464.33-16,372.89

Finding the Fourth Proportional to 54,319.94, 81,464.33 and 16,372.89

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Solution

The fourth proportional to 54,319.94, 81,464.33 and 16,372.89 is: 24,554.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,319.94 : 81,464.33 = 16,372.89 : x
  2. Step 2: Convert to fraction form
    54,319.94/81,464.33 = 16,372.89/x
  3. Step 3: Cross multiply
    54,319.94x = 81,464.33 × 16,372.89
  4. Step 4: Simplify right side
    54,319.94x = 1,333,806,514.01
  5. Step 5: Solve for x
    x = 1,333,806,514.01/54,319.94
  6. Step 6: Final answer
    x = 24,554.64

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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.