Home / 16,458.12-24,682.75-4,611.20

Finding the Fourth Proportional to 16,458.12, 24,682.75 and 4,611.20

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Solution

The fourth proportional to 16,458.12, 24,682.75 and 4,611.20 is: 6,915.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,458.12 : 24,682.75 = 4,611.20 : x
  2. Step 2: Convert to fraction form
    16,458.12/24,682.75 = 4,611.20/x
  3. Step 3: Cross multiply
    16,458.12x = 24,682.75 × 4,611.20
  4. Step 4: Simplify right side
    16,458.12x = 113,816,961.86
  5. Step 5: Solve for x
    x = 113,816,961.86/16,458.12
  6. Step 6: Final answer
    x = 6,915.55

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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.