Home / 64,579.82-96,869.60-17,832.56

Finding the Fourth Proportional to 64,579.82, 96,869.60 and 17,832.56

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Solution

The fourth proportional to 64,579.82, 96,869.60 and 17,832.56 is: 26,748.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,579.82 : 96,869.60 = 17,832.56 : x
  2. Step 2: Convert to fraction form
    64,579.82/96,869.60 = 17,832.56/x
  3. Step 3: Cross multiply
    64,579.82x = 96,869.60 × 17,832.56
  4. Step 4: Simplify right side
    64,579.82x = 1,727,433,107.19
  5. Step 5: Solve for x
    x = 1,727,433,107.19/64,579.82
  6. Step 6: Final answer
    x = 26,748.81

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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.