Home / 29,679.75-44,496.41-15,621.39

Finding the Fourth Proportional to 29,679.75, 44,496.41 and 15,621.39

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Solution

The fourth proportional to 29,679.75, 44,496.41 and 15,621.39 is: 23,419.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,679.75 : 44,496.41 = 15,621.39 : x
  2. Step 2: Convert to fraction form
    29,679.75/44,496.41 = 15,621.39/x
  3. Step 3: Cross multiply
    29,679.75x = 44,496.41 × 15,621.39
  4. Step 4: Simplify right side
    29,679.75x = 695,095,696.10
  5. Step 5: Solve for x
    x = 695,095,696.10/29,679.75
  6. Step 6: Final answer
    x = 23,419.86

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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.