Home / 48,845.66-73,258.24-13,777.12

Finding the Fourth Proportional to 48,845.66, 73,258.24 and 13,777.12

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Solution

The fourth proportional to 48,845.66, 73,258.24 and 13,777.12 is: 20,662.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,845.66 : 73,258.24 = 13,777.12 : x
  2. Step 2: Convert to fraction form
    48,845.66/73,258.24 = 13,777.12/x
  3. Step 3: Cross multiply
    48,845.66x = 73,258.24 × 13,777.12
  4. Step 4: Simplify right side
    48,845.66x = 1,009,287,506.34
  5. Step 5: Solve for x
    x = 1,009,287,506.34/48,845.66
  6. Step 6: Final answer
    x = 20,662.79

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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.