Home / 41,679.36-62,518.32-13,977.36

Finding the Fourth Proportional to 41,679.36, 62,518.32 and 13,977.36

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Solution

The fourth proportional to 41,679.36, 62,518.32 and 13,977.36 is: 20,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,679.36 : 62,518.32 = 13,977.36 : x
  2. Step 2: Convert to fraction form
    41,679.36/62,518.32 = 13,977.36/x
  3. Step 3: Cross multiply
    41,679.36x = 62,518.32 × 13,977.36
  4. Step 4: Simplify right side
    41,679.36x = 873,841,065.24
  5. Step 5: Solve for x
    x = 873,841,065.24/41,679.36
  6. Step 6: Final answer
    x = 20,965.80

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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.