Home / 14,239.26-21,359.16-3,850.74

Finding the Fourth Proportional to 14,239.26, 21,359.16 and 3,850.74

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Solution

The fourth proportional to 14,239.26, 21,359.16 and 3,850.74 is: 5,776.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239.26 : 21,359.16 = 3,850.74 : x
  2. Step 2: Convert to fraction form
    14,239.26/21,359.16 = 3,850.74/x
  3. Step 3: Cross multiply
    14,239.26x = 21,359.16 × 3,850.74
  4. Step 4: Simplify right side
    14,239.26x = 82,248,571.78
  5. Step 5: Solve for x
    x = 82,248,571.78/14,239.26
  6. Step 6: Final answer
    x = 5,776.18

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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.