Home / 48,912.32-73,368.48-13,852.28

Finding the Fourth Proportional to 48,912.32, 73,368.48 and 13,852.28

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Solution

The fourth proportional to 48,912.32, 73,368.48 and 13,852.28 is: 20,778.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,912.32 : 73,368.48 = 13,852.28 : x
  2. Step 2: Convert to fraction form
    48,912.32/73,368.48 = 13,852.28/x
  3. Step 3: Cross multiply
    48,912.32x = 73,368.48 × 13,852.28
  4. Step 4: Simplify right side
    48,912.32x = 1,016,320,728.13
  5. Step 5: Solve for x
    x = 1,016,320,728.13/48,912.32
  6. Step 6: Final answer
    x = 20,778.42

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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.