Home / 30,021.37-41,434.64-17,453.41

Finding the Fourth Proportional to 30,021.37, 41,434.64 and 17,453.41

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Solution

The fourth proportional to 30,021.37, 41,434.64 and 17,453.41 is: 24,088.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,021.37 : 41,434.64 = 17,453.41 : x
  2. Step 2: Convert to fraction form
    30,021.37/41,434.64 = 17,453.41/x
  3. Step 3: Cross multiply
    30,021.37x = 41,434.64 × 17,453.41
  4. Step 4: Simplify right side
    30,021.37x = 723,175,760.12
  5. Step 5: Solve for x
    x = 723,175,760.12/30,021.37
  6. Step 6: Final answer
    x = 24,088.70

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