Home / 54,795.89-82,164.22-19,248.03

Finding the Fourth Proportional to 54,795.89, 82,164.22 and 19,248.03

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Solution

The fourth proportional to 54,795.89, 82,164.22 and 19,248.03 is: 28,861.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,795.89 : 82,164.22 = 19,248.03 : x
  2. Step 2: Convert to fraction form
    54,795.89/82,164.22 = 19,248.03/x
  3. Step 3: Cross multiply
    54,795.89x = 82,164.22 × 19,248.03
  4. Step 4: Simplify right side
    54,795.89x = 1,581,499,431.64
  5. Step 5: Solve for x
    x = 1,581,499,431.64/54,795.89
  6. Step 6: Final answer
    x = 28,861.64

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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.