Home / 29,146.82-43,720.13-12,496.05

Finding the Fourth Proportional to 29,146.82, 43,720.13 and 12,496.05

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Solution

The fourth proportional to 29,146.82, 43,720.13 and 12,496.05 is: 18,744.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,146.82 : 43,720.13 = 12,496.05 : x
  2. Step 2: Convert to fraction form
    29,146.82/43,720.13 = 12,496.05/x
  3. Step 3: Cross multiply
    29,146.82x = 43,720.13 × 12,496.05
  4. Step 4: Simplify right side
    29,146.82x = 546,328,868.01
  5. Step 5: Solve for x
    x = 546,328,868.01/29,146.82
  6. Step 6: Final answer
    x = 18,744.03

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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.