Home / 48,707.97-73,064.69-13,650.36

Finding the Fourth Proportional to 48,707.97, 73,064.69 and 13,650.36

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Solution

The fourth proportional to 48,707.97, 73,064.69 and 13,650.36 is: 20,476.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,707.97 : 73,064.69 = 13,650.36 : x
  2. Step 2: Convert to fraction form
    48,707.97/73,064.69 = 13,650.36/x
  3. Step 3: Cross multiply
    48,707.97x = 73,064.69 × 13,650.36
  4. Step 4: Simplify right side
    48,707.97x = 997,359,321.79
  5. Step 5: Solve for x
    x = 997,359,321.79/48,707.97
  6. Step 6: Final answer
    x = 20,476.31

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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.