Home / 13,725.63-20,588.30-3,337.39

Finding the Fourth Proportional to 13,725.63, 20,588.30 and 3,337.39

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Solution

The fourth proportional to 13,725.63, 20,588.30 and 3,337.39 is: 5,006.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,725.63 : 20,588.30 = 3,337.39 : x
  2. Step 2: Convert to fraction form
    13,725.63/20,588.30 = 3,337.39/x
  3. Step 3: Cross multiply
    13,725.63x = 20,588.30 × 3,337.39
  4. Step 4: Simplify right side
    13,725.63x = 68,711,169.85
  5. Step 5: Solve for x
    x = 68,711,169.85/13,725.63
  6. Step 6: Final answer
    x = 5,006.05

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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.