Home / 54,873.56-82,313.40-15,427.60

Finding the Fourth Proportional to 54,873.56, 82,313.40 and 15,427.60

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Solution

The fourth proportional to 54,873.56, 82,313.40 and 15,427.60 is: 23,142.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,873.56 : 82,313.40 = 15,427.60 : x
  2. Step 2: Convert to fraction form
    54,873.56/82,313.40 = 15,427.60/x
  3. Step 3: Cross multiply
    54,873.56x = 82,313.40 × 15,427.60
  4. Step 4: Simplify right side
    54,873.56x = 1,269,898,209.84
  5. Step 5: Solve for x
    x = 1,269,898,209.84/54,873.56
  6. Step 6: Final answer
    x = 23,142.26

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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.