Home / 33,340.68-50,011.02-13,615.80

Finding the Fourth Proportional to 33,340.68, 50,011.02 and 13,615.80

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Solution

The fourth proportional to 33,340.68, 50,011.02 and 13,615.80 is: 20,423.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,340.68 : 50,011.02 = 13,615.80 : x
  2. Step 2: Convert to fraction form
    33,340.68/50,011.02 = 13,615.80/x
  3. Step 3: Cross multiply
    33,340.68x = 50,011.02 × 13,615.80
  4. Step 4: Simplify right side
    33,340.68x = 680,940,046.12
  5. Step 5: Solve for x
    x = 680,940,046.12/33,340.68
  6. Step 6: Final answer
    x = 20,423.70

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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.