Home / 30,187.87-41,664.23-17,612.59

Finding the Fourth Proportional to 30,187.87, 41,664.23 and 17,612.59

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Solution

The fourth proportional to 30,187.87, 41,664.23 and 17,612.59 is: 24,308.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,187.87 : 41,664.23 = 17,612.59 : x
  2. Step 2: Convert to fraction form
    30,187.87/41,664.23 = 17,612.59/x
  3. Step 3: Cross multiply
    30,187.87x = 41,664.23 × 17,612.59
  4. Step 4: Simplify right side
    30,187.87x = 733,814,912.59
  5. Step 5: Solve for x
    x = 733,814,912.59/30,187.87
  6. Step 6: Final answer
    x = 24,308.27

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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.