Home / 52,945.48-79,427.94-17,408.80

Finding the Fourth Proportional to 52,945.48, 79,427.94 and 17,408.80

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Solution

The fourth proportional to 52,945.48, 79,427.94 and 17,408.80 is: 26,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,945.48 : 79,427.94 = 17,408.80 : x
  2. Step 2: Convert to fraction form
    52,945.48/79,427.94 = 17,408.80/x
  3. Step 3: Cross multiply
    52,945.48x = 79,427.94 × 17,408.80
  4. Step 4: Simplify right side
    52,945.48x = 1,382,745,121.87
  5. Step 5: Solve for x
    x = 1,382,745,121.87/52,945.48
  6. Step 6: Final answer
    x = 26,116.40

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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.