Home / 30,425.58-41,987.30-16,996.83

Finding the Fourth Proportional to 30,425.58, 41,987.30 and 16,996.83

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Solution

The fourth proportional to 30,425.58, 41,987.30 and 16,996.83 is: 23,455.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,425.58 : 41,987.30 = 16,996.83 : x
  2. Step 2: Convert to fraction form
    30,425.58/41,987.30 = 16,996.83/x
  3. Step 3: Cross multiply
    30,425.58x = 41,987.30 × 16,996.83
  4. Step 4: Simplify right side
    30,425.58x = 713,650,915.27
  5. Step 5: Solve for x
    x = 713,650,915.27/30,425.58
  6. Step 6: Final answer
    x = 23,455.62

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1.5x scale

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.