Home / 13,042.20-19,563.46-3,682.45

Finding the Fourth Proportional to 13,042.20, 19,563.46 and 3,682.45

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Solution

The fourth proportional to 13,042.20, 19,563.46 and 3,682.45 is: 5,523.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042.20 : 19,563.46 = 3,682.45 : x
  2. Step 2: Convert to fraction form
    13,042.20/19,563.46 = 3,682.45/x
  3. Step 3: Cross multiply
    13,042.20x = 19,563.46 × 3,682.45
  4. Step 4: Simplify right side
    13,042.20x = 72,041,463.28
  5. Step 5: Solve for x
    x = 72,041,463.28/13,042.20
  6. Step 6: Final answer
    x = 5,523.72

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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.