Home / 25,344.22-34,979.34-14,740

Finding the Fourth Proportional to 25,344.22, 34,979.34 and 14,740

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Solution

The fourth proportional to 25,344.22, 34,979.34 and 14,740 is: 20,343.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,344.22 : 34,979.34 = 14,740 : x
  2. Step 2: Convert to fraction form
    25,344.22/34,979.34 = 14,740/x
  3. Step 3: Cross multiply
    25,344.22x = 34,979.34 × 14,740
  4. Step 4: Simplify right side
    25,344.22x = 515,595,471.60
  5. Step 5: Solve for x
    x = 515,595,471.60/25,344.22
  6. Step 6: Final answer
    x = 20,343.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.