Home / 30,137.05-41,589.14-16,708.47

Finding the Fourth Proportional to 30,137.05, 41,589.14 and 16,708.47

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Solution

The fourth proportional to 30,137.05, 41,589.14 and 16,708.47 is: 23,057.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,137.05 : 41,589.14 = 16,708.47 : x
  2. Step 2: Convert to fraction form
    30,137.05/41,589.14 = 16,708.47/x
  3. Step 3: Cross multiply
    30,137.05x = 41,589.14 × 16,708.47
  4. Step 4: Simplify right side
    30,137.05x = 694,890,898.02
  5. Step 5: Solve for x
    x = 694,890,898.02/30,137.05
  6. Step 6: Final answer
    x = 23,057.69

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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.