Home / 40,811.75-61,233.37-15,869.37

Finding the Fourth Proportional to 40,811.75, 61,233.37 and 15,869.37

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Solution

The fourth proportional to 40,811.75, 61,233.37 and 15,869.37 is: 23,810.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,811.75 : 61,233.37 = 15,869.37 : x
  2. Step 2: Convert to fraction form
    40,811.75/61,233.37 = 15,869.37/x
  3. Step 3: Cross multiply
    40,811.75x = 61,233.37 × 15,869.37
  4. Step 4: Simplify right side
    40,811.75x = 971,734,850.39
  5. Step 5: Solve for x
    x = 971,734,850.39/40,811.75
  6. Step 6: Final answer
    x = 23,810.17

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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.