Home / 39,422.43-59,137.47-14,456.46

Finding the Fourth Proportional to 39,422.43, 59,137.47 and 14,456.46

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Solution

The fourth proportional to 39,422.43, 59,137.47 and 14,456.46 is: 21,686.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,422.43 : 59,137.47 = 14,456.46 : x
  2. Step 2: Convert to fraction form
    39,422.43/59,137.47 = 14,456.46/x
  3. Step 3: Cross multiply
    39,422.43x = 59,137.47 × 14,456.46
  4. Step 4: Simplify right side
    39,422.43x = 854,918,469.56
  5. Step 5: Solve for x
    x = 854,918,469.56/39,422.43
  6. Step 6: Final answer
    x = 21,686.09

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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.