Home / 41,131.99-61,689.22-13,054.56

Finding the Fourth Proportional to 41,131.99, 61,689.22 and 13,054.56

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Solution

The fourth proportional to 41,131.99, 61,689.22 and 13,054.56 is: 19,579.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,131.99 : 61,689.22 = 13,054.56 : x
  2. Step 2: Convert to fraction form
    41,131.99/61,689.22 = 13,054.56/x
  3. Step 3: Cross multiply
    41,131.99x = 61,689.22 × 13,054.56
  4. Step 4: Simplify right side
    41,131.99x = 805,325,623.84
  5. Step 5: Solve for x
    x = 805,325,623.84/41,131.99
  6. Step 6: Final answer
    x = 19,579.06

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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.