Home / 54,952.54-82,421.34-15,512.83

Finding the Fourth Proportional to 54,952.54, 82,421.34 and 15,512.83

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Solution

The fourth proportional to 54,952.54, 82,421.34 and 15,512.83 is: 23,267.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,952.54 : 82,421.34 = 15,512.83 : x
  2. Step 2: Convert to fraction form
    54,952.54/82,421.34 = 15,512.83/x
  3. Step 3: Cross multiply
    54,952.54x = 82,421.34 × 15,512.83
  4. Step 4: Simplify right side
    54,952.54x = 1,278,588,235.79
  5. Step 5: Solve for x
    x = 1,278,588,235.79/54,952.54
  6. Step 6: Final answer
    x = 23,267.14

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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.