Home / 16,419.04-24,630.88-5,322

Finding the Fourth Proportional to 16,419.04, 24,630.88 and 5,322

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Solution

The fourth proportional to 16,419.04, 24,630.88 and 5,322 is: 7,983.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,419.04 : 24,630.88 = 5,322 : x
  2. Step 2: Convert to fraction form
    16,419.04/24,630.88 = 5,322/x
  3. Step 3: Cross multiply
    16,419.04x = 24,630.88 × 5,322
  4. Step 4: Simplify right side
    16,419.04x = 131,085,543.36
  5. Step 5: Solve for x
    x = 131,085,543.36/16,419.04
  6. Step 6: Final answer
    x = 7,983.75

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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.