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Finding the Fourth Proportional to 43,655.82, 65,495.81 and 17,379.01

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Solution

The fourth proportional to 43,655.82, 65,495.81 and 17,379.01 is: 26,073.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,655.82 : 65,495.81 = 17,379.01 : x
  2. Step 2: Convert to fraction form
    43,655.82/65,495.81 = 17,379.01/x
  3. Step 3: Cross multiply
    43,655.82x = 65,495.81 × 17,379.01
  4. Step 4: Simplify right side
    43,655.82x = 1,138,252,462.27
  5. Step 5: Solve for x
    x = 1,138,252,462.27/43,655.82
  6. Step 6: Final answer
    x = 26,073.33

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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.