Home / 65,076.48-97,622.62-18,329.36

Finding the Fourth Proportional to 65,076.48, 97,622.62 and 18,329.36

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Solution

The fourth proportional to 65,076.48, 97,622.62 and 18,329.36 is: 27,496.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,076.48 : 97,622.62 = 18,329.36 : x
  2. Step 2: Convert to fraction form
    65,076.48/97,622.62 = 18,329.36/x
  3. Step 3: Cross multiply
    65,076.48x = 97,622.62 × 18,329.36
  4. Step 4: Simplify right side
    65,076.48x = 1,789,360,146.12
  5. Step 5: Solve for x
    x = 1,789,360,146.12/65,076.48
  6. Step 6: Final answer
    x = 27,496.27

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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.