Home / 48,669.21-73,015.97-13,608.59

Finding the Fourth Proportional to 48,669.21, 73,015.97 and 13,608.59

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Solution

The fourth proportional to 48,669.21, 73,015.97 and 13,608.59 is: 20,416.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,669.21 : 73,015.97 = 13,608.59 : x
  2. Step 2: Convert to fraction form
    48,669.21/73,015.97 = 13,608.59/x
  3. Step 3: Cross multiply
    48,669.21x = 73,015.97 × 13,608.59
  4. Step 4: Simplify right side
    48,669.21x = 993,643,966.06
  5. Step 5: Solve for x
    x = 993,643,966.06/48,669.21
  6. Step 6: Final answer
    x = 20,416.27

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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.