Home / 39,450-59,185.26-11,748

Finding the Fourth Proportional to 39,450, 59,185.26 and 11,748

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Solution

The fourth proportional to 39,450, 59,185.26 and 11,748 is: 17,625.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,450 : 59,185.26 = 11,748 : x
  2. Step 2: Convert to fraction form
    39,450/59,185.26 = 11,748/x
  3. Step 3: Cross multiply
    39,450x = 59,185.26 × 11,748
  4. Step 4: Simplify right side
    39,450x = 695,308,434.48
  5. Step 5: Solve for x
    x = 695,308,434.48/39,450
  6. Step 6: Final answer
    x = 17,625.06

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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.