Home / 14,384.59-21,575.38-3,855.73

Finding the Fourth Proportional to 14,384.59, 21,575.38 and 3,855.73

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Solution

The fourth proportional to 14,384.59, 21,575.38 and 3,855.73 is: 5,783.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,384.59 : 21,575.38 = 3,855.73 : x
  2. Step 2: Convert to fraction form
    14,384.59/21,575.38 = 3,855.73/x
  3. Step 3: Cross multiply
    14,384.59x = 21,575.38 × 3,855.73
  4. Step 4: Simplify right side
    14,384.59x = 83,188,771.49
  5. Step 5: Solve for x
    x = 83,188,771.49/14,384.59
  6. Step 6: Final answer
    x = 5,783.19

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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.