Home / 13,814.06-20,725.13-4,453.89

Finding the Fourth Proportional to 13,814.06, 20,725.13 and 4,453.89

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Solution

The fourth proportional to 13,814.06, 20,725.13 and 4,453.89 is: 6,682.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,814.06 : 20,725.13 = 4,453.89 : x
  2. Step 2: Convert to fraction form
    13,814.06/20,725.13 = 4,453.89/x
  3. Step 3: Cross multiply
    13,814.06x = 20,725.13 × 4,453.89
  4. Step 4: Simplify right side
    13,814.06x = 92,307,363.88
  5. Step 5: Solve for x
    x = 92,307,363.88/13,814.06
  6. Step 6: Final answer
    x = 6,682.13

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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.