Home / 30,077.96-41,507.96-16,650.46

Finding the Fourth Proportional to 30,077.96, 41,507.96 and 16,650.46

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Solution

The fourth proportional to 30,077.96, 41,507.96 and 16,650.46 is: 22,977.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,077.96 : 41,507.96 = 16,650.46 : x
  2. Step 2: Convert to fraction form
    30,077.96/41,507.96 = 16,650.46/x
  3. Step 3: Cross multiply
    30,077.96x = 41,507.96 × 16,650.46
  4. Step 4: Simplify right side
    30,077.96x = 691,126,440.64
  5. Step 5: Solve for x
    x = 691,126,440.64/30,077.96
  6. Step 6: Final answer
    x = 22,977.83

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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.