Home / 30,635.46-45,963.09-15,042.15

Finding the Fourth Proportional to 30,635.46, 45,963.09 and 15,042.15

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Solution

The fourth proportional to 30,635.46, 45,963.09 and 15,042.15 is: 22,568.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,635.46 : 45,963.09 = 15,042.15 : x
  2. Step 2: Convert to fraction form
    30,635.46/45,963.09 = 15,042.15/x
  3. Step 3: Cross multiply
    30,635.46x = 45,963.09 × 15,042.15
  4. Step 4: Simplify right side
    30,635.46x = 691,383,694.24
  5. Step 5: Solve for x
    x = 691,383,694.24/30,635.46
  6. Step 6: Final answer
    x = 22,568.09

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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.