Home / 30,137.68-41,589.93-16,708.59

Finding the Fourth Proportional to 30,137.68, 41,589.93 and 16,708.59

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Solution

The fourth proportional to 30,137.68, 41,589.93 and 16,708.59 is: 23,057.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,137.68 : 41,589.93 = 16,708.59 : x
  2. Step 2: Convert to fraction form
    30,137.68/41,589.93 = 16,708.59/x
  3. Step 3: Cross multiply
    30,137.68x = 41,589.93 × 16,708.59
  4. Step 4: Simplify right side
    30,137.68x = 694,908,869.88
  5. Step 5: Solve for x
    x = 694,908,869.88/30,137.68
  6. Step 6: Final answer
    x = 23,057.81

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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.