Home / 50,169.52-69,228.30-28,955.80

Finding the Fourth Proportional to 50,169.52, 69,228.30 and 28,955.80

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Solution

The fourth proportional to 50,169.52, 69,228.30 and 28,955.80 is: 39,955.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,169.52 : 69,228.30 = 28,955.80 : x
  2. Step 2: Convert to fraction form
    50,169.52/69,228.30 = 28,955.80/x
  3. Step 3: Cross multiply
    50,169.52x = 69,228.30 × 28,955.80
  4. Step 4: Simplify right side
    50,169.52x = 2,004,560,809.14
  5. Step 5: Solve for x
    x = 2,004,560,809.14/50,169.52
  6. Step 6: Final answer
    x = 39,955.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.