Home / 13,620.49-20,432.68-6,594.73

Finding the Fourth Proportional to 13,620.49, 20,432.68 and 6,594.73

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Solution

The fourth proportional to 13,620.49, 20,432.68 and 6,594.73 is: 9,893.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,620.49 : 20,432.68 = 6,594.73 : x
  2. Step 2: Convert to fraction form
    13,620.49/20,432.68 = 6,594.73/x
  3. Step 3: Cross multiply
    13,620.49x = 20,432.68 × 6,594.73
  4. Step 4: Simplify right side
    13,620.49x = 134,747,940.21
  5. Step 5: Solve for x
    x = 134,747,940.21/13,620.49
  6. Step 6: Final answer
    x = 9,893.03

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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.