Home / 33,387.09-50,080.58-12,331.74

Finding the Fourth Proportional to 33,387.09, 50,080.58 and 12,331.74

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Solution

The fourth proportional to 33,387.09, 50,080.58 and 12,331.74 is: 18,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,387.09 : 50,080.58 = 12,331.74 : x
  2. Step 2: Convert to fraction form
    33,387.09/50,080.58 = 12,331.74/x
  3. Step 3: Cross multiply
    33,387.09x = 50,080.58 × 12,331.74
  4. Step 4: Simplify right side
    33,387.09x = 617,580,864.00
  5. Step 5: Solve for x
    x = 617,580,864.00/33,387.09
  6. Step 6: Final answer
    x = 18,497.60

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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.