Home / 30,168.84-41,633.76-16,740.68

Finding the Fourth Proportional to 30,168.84, 41,633.76 and 16,740.68

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Solution

The fourth proportional to 30,168.84, 41,633.76 and 16,740.68 is: 23,102.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,168.84 : 41,633.76 = 16,740.68 : x
  2. Step 2: Convert to fraction form
    30,168.84/41,633.76 = 16,740.68/x
  3. Step 3: Cross multiply
    30,168.84x = 41,633.76 × 16,740.68
  4. Step 4: Simplify right side
    30,168.84x = 696,977,453.36
  5. Step 5: Solve for x
    x = 696,977,453.36/30,168.84
  6. Step 6: Final answer
    x = 23,102.56

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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.