Home / 13,725.68-20,581.97-6,327.95

Finding the Fourth Proportional to 13,725.68, 20,581.97 and 6,327.95

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Solution

The fourth proportional to 13,725.68, 20,581.97 and 6,327.95 is: 9,488.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,725.68 : 20,581.97 = 6,327.95 : x
  2. Step 2: Convert to fraction form
    13,725.68/20,581.97 = 6,327.95/x
  3. Step 3: Cross multiply
    13,725.68x = 20,581.97 × 6,327.95
  4. Step 4: Simplify right side
    13,725.68x = 130,241,542.51
  5. Step 5: Solve for x
    x = 130,241,542.51/13,725.68
  6. Step 6: Final answer
    x = 9,488.90

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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.