Home / 57,721.21-86,584.29-22,668.46

Finding the Fourth Proportional to 57,721.21, 86,584.29 and 22,668.46

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Solution

The fourth proportional to 57,721.21, 86,584.29 and 22,668.46 is: 34,003.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,721.21 : 86,584.29 = 22,668.46 : x
  2. Step 2: Convert to fraction form
    57,721.21/86,584.29 = 22,668.46/x
  3. Step 3: Cross multiply
    57,721.21x = 86,584.29 × 22,668.46
  4. Step 4: Simplify right side
    57,721.21x = 1,962,732,514.49
  5. Step 5: Solve for x
    x = 1,962,732,514.49/57,721.21
  6. Step 6: Final answer
    x = 34,003.66

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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.