Home / 45,771.27-68,646.13-25,789.43

Finding the Fourth Proportional to 45,771.27, 68,646.13 and 25,789.43

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Solution

The fourth proportional to 45,771.27, 68,646.13 and 25,789.43 is: 38,678.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,771.27 : 68,646.13 = 25,789.43 : x
  2. Step 2: Convert to fraction form
    45,771.27/68,646.13 = 25,789.43/x
  3. Step 3: Cross multiply
    45,771.27x = 68,646.13 × 25,789.43
  4. Step 4: Simplify right side
    45,771.27x = 1,770,344,564.41
  5. Step 5: Solve for x
    x = 1,770,344,564.41/45,771.27
  6. Step 6: Final answer
    x = 38,678.07

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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.