Home / 13,885.44-20,830.32-4,024.80

Finding the Fourth Proportional to 13,885.44, 20,830.32 and 4,024.80

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Solution

The fourth proportional to 13,885.44, 20,830.32 and 4,024.80 is: 6,037.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885.44 : 20,830.32 = 4,024.80 : x
  2. Step 2: Convert to fraction form
    13,885.44/20,830.32 = 4,024.80/x
  3. Step 3: Cross multiply
    13,885.44x = 20,830.32 × 4,024.80
  4. Step 4: Simplify right side
    13,885.44x = 83,837,871.94
  5. Step 5: Solve for x
    x = 83,837,871.94/13,885.44
  6. Step 6: Final answer
    x = 6,037.83

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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.