Home / 16,673.64-25,019.58-5,583.72

Finding the Fourth Proportional to 16,673.64, 25,019.58 and 5,583.72

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Solution

The fourth proportional to 16,673.64, 25,019.58 and 5,583.72 is: 8,378.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,673.64 : 25,019.58 = 5,583.72 : x
  2. Step 2: Convert to fraction form
    16,673.64/25,019.58 = 5,583.72/x
  3. Step 3: Cross multiply
    16,673.64x = 25,019.58 × 5,583.72
  4. Step 4: Simplify right side
    16,673.64x = 139,702,329.24
  5. Step 5: Solve for x
    x = 139,702,329.24/16,673.64
  6. Step 6: Final answer
    x = 8,378.63

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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.