Home / 29,219.59-43,868.27-15,378.31

Finding the Fourth Proportional to 29,219.59, 43,868.27 and 15,378.31

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Solution

The fourth proportional to 29,219.59, 43,868.27 and 15,378.31 is: 23,087.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,219.59 : 43,868.27 = 15,378.31 : x
  2. Step 2: Convert to fraction form
    29,219.59/43,868.27 = 15,378.31/x
  3. Step 3: Cross multiply
    29,219.59x = 43,868.27 × 15,378.31
  4. Step 4: Simplify right side
    29,219.59x = 674,619,855.22
  5. Step 5: Solve for x
    x = 674,619,855.22/29,219.59
  6. Step 6: Final answer
    x = 23,087.93

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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.