Home / 14,120.01-21,179.66-3,731.85

Finding the Fourth Proportional to 14,120.01, 21,179.66 and 3,731.85

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Solution

The fourth proportional to 14,120.01, 21,179.66 and 3,731.85 is: 5,597.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,120.01 : 21,179.66 = 3,731.85 : x
  2. Step 2: Convert to fraction form
    14,120.01/21,179.66 = 3,731.85/x
  3. Step 3: Cross multiply
    14,120.01x = 21,179.66 × 3,731.85
  4. Step 4: Simplify right side
    14,120.01x = 79,039,295.51
  5. Step 5: Solve for x
    x = 79,039,295.51/14,120.01
  6. Step 6: Final answer
    x = 5,597.68

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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.