Home / 54,751.48-82,127.30-15,308.56

Finding the Fourth Proportional to 54,751.48, 82,127.30 and 15,308.56

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Solution

The fourth proportional to 54,751.48, 82,127.30 and 15,308.56 is: 22,962.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,751.48 : 82,127.30 = 15,308.56 : x
  2. Step 2: Convert to fraction form
    54,751.48/82,127.30 = 15,308.56/x
  3. Step 3: Cross multiply
    54,751.48x = 82,127.30 × 15,308.56
  4. Step 4: Simplify right side
    54,751.48x = 1,257,250,699.69
  5. Step 5: Solve for x
    x = 1,257,250,699.69/54,751.48
  6. Step 6: Final answer
    x = 22,962.86

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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.