Home / 33,120.77-49,685.76-12,056.90

Finding the Fourth Proportional to 33,120.77, 49,685.76 and 12,056.90

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Solution

The fourth proportional to 33,120.77, 49,685.76 and 12,056.90 is: 18,087.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,120.77 : 49,685.76 = 12,056.90 : x
  2. Step 2: Convert to fraction form
    33,120.77/49,685.76 = 12,056.90/x
  3. Step 3: Cross multiply
    33,120.77x = 49,685.76 × 12,056.90
  4. Step 4: Simplify right side
    33,120.77x = 599,055,991.32
  5. Step 5: Solve for x
    x = 599,055,991.32/33,120.77
  6. Step 6: Final answer
    x = 18,087.02

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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.