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Finding the Fourth Proportional to 64,558.36, 96,843.14 and 17,811.24

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Solution

The fourth proportional to 64,558.36, 96,843.14 and 17,811.24 is: 26,718.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,558.36 : 96,843.14 = 17,811.24 : x
  2. Step 2: Convert to fraction form
    64,558.36/96,843.14 = 17,811.24/x
  3. Step 3: Cross multiply
    64,558.36x = 96,843.14 × 17,811.24
  4. Step 4: Simplify right side
    64,558.36x = 1,724,896,408.89
  5. Step 5: Solve for x
    x = 1,724,896,408.89/64,558.36
  6. Step 6: Final answer
    x = 26,718.41

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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.