Home / 45,664.36-68,496.54-14,499.64

Finding the Fourth Proportional to 45,664.36, 68,496.54 and 14,499.64

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Solution

The fourth proportional to 45,664.36, 68,496.54 and 14,499.64 is: 21,749.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,664.36 : 68,496.54 = 14,499.64 : x
  2. Step 2: Convert to fraction form
    45,664.36/68,496.54 = 14,499.64/x
  3. Step 3: Cross multiply
    45,664.36x = 68,496.54 × 14,499.64
  4. Step 4: Simplify right side
    45,664.36x = 993,175,171.25
  5. Step 5: Solve for x
    x = 993,175,171.25/45,664.36
  6. Step 6: Final answer
    x = 21,749.46

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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.