Home / 54,887.76-82,322.04-15,435.48

Finding the Fourth Proportional to 54,887.76, 82,322.04 and 15,435.48

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Solution

The fourth proportional to 54,887.76, 82,322.04 and 15,435.48 is: 23,150.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,887.76 : 82,322.04 = 15,435.48 : x
  2. Step 2: Convert to fraction form
    54,887.76/82,322.04 = 15,435.48/x
  3. Step 3: Cross multiply
    54,887.76x = 82,322.04 × 15,435.48
  4. Step 4: Simplify right side
    54,887.76x = 1,270,680,201.98
  5. Step 5: Solve for x
    x = 1,270,680,201.98/54,887.76
  6. Step 6: Final answer
    x = 23,150.52

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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.