Home / 30,057.48-45,086.22-11,576.52

Finding the Fourth Proportional to 30,057.48, 45,086.22 and 11,576.52

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Solution

The fourth proportional to 30,057.48, 45,086.22 and 11,576.52 is: 17,364.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,057.48 : 45,086.22 = 11,576.52 : x
  2. Step 2: Convert to fraction form
    30,057.48/45,086.22 = 11,576.52/x
  3. Step 3: Cross multiply
    30,057.48x = 45,086.22 × 11,576.52
  4. Step 4: Simplify right side
    30,057.48x = 521,941,527.55
  5. Step 5: Solve for x
    x = 521,941,527.55/30,057.48
  6. Step 6: Final answer
    x = 17,364.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.