Home / 13,594.79-18,760.70-7,626.44

Finding the Fourth Proportional to 13,594.79, 18,760.70 and 7,626.44

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Solution

The fourth proportional to 13,594.79, 18,760.70 and 7,626.44 is: 10,524.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594.79 : 18,760.70 = 7,626.44 : x
  2. Step 2: Convert to fraction form
    13,594.79/18,760.70 = 7,626.44/x
  3. Step 3: Cross multiply
    13,594.79x = 18,760.70 × 7,626.44
  4. Step 4: Simplify right side
    13,594.79x = 143,077,418.88
  5. Step 5: Solve for x
    x = 143,077,418.88/13,594.79
  6. Step 6: Final answer
    x = 10,524.43

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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.