Home / 33,120.12-49,687.44-14,403.06

Finding the Fourth Proportional to 33,120.12, 49,687.44 and 14,403.06

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Solution

The fourth proportional to 33,120.12, 49,687.44 and 14,403.06 is: 21,607.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,120.12 : 49,687.44 = 14,403.06 : x
  2. Step 2: Convert to fraction form
    33,120.12/49,687.44 = 14,403.06/x
  3. Step 3: Cross multiply
    33,120.12x = 49,687.44 × 14,403.06
  4. Step 4: Simplify right side
    33,120.12x = 715,651,179.57
  5. Step 5: Solve for x
    x = 715,651,179.57/33,120.12
  6. Step 6: Final answer
    x = 21,607.75

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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.