Home / 33,690.94-50,470.74-20,510.62

Finding the Fourth Proportional to 33,690.94, 50,470.74 and 20,510.62

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Solution

The fourth proportional to 33,690.94, 50,470.74 and 20,510.62 is: 30,725.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,690.94 : 50,470.74 = 20,510.62 : x
  2. Step 2: Convert to fraction form
    33,690.94/50,470.74 = 20,510.62/x
  3. Step 3: Cross multiply
    33,690.94x = 50,470.74 × 20,510.62
  4. Step 4: Simplify right side
    33,690.94x = 1,035,186,169.26
  5. Step 5: Solve for x
    x = 1,035,186,169.26/33,690.94
  6. Step 6: Final answer
    x = 30,725.95

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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.