Home / 33,981.44-50,969.64-14,259.20

Finding the Fourth Proportional to 33,981.44, 50,969.64 and 14,259.20

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Solution

The fourth proportional to 33,981.44, 50,969.64 and 14,259.20 is: 21,387.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,981.44 : 50,969.64 = 14,259.20 : x
  2. Step 2: Convert to fraction form
    33,981.44/50,969.64 = 14,259.20/x
  3. Step 3: Cross multiply
    33,981.44x = 50,969.64 × 14,259.20
  4. Step 4: Simplify right side
    33,981.44x = 726,786,290.69
  5. Step 5: Solve for x
    x = 726,786,290.69/33,981.44
  6. Step 6: Final answer
    x = 21,387.74

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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.