Home / 33,426.12-50,139.90-11,240.20

Finding the Fourth Proportional to 33,426.12, 50,139.90 and 11,240.20

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Solution

The fourth proportional to 33,426.12, 50,139.90 and 11,240.20 is: 16,860.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,426.12 : 50,139.90 = 11,240.20 : x
  2. Step 2: Convert to fraction form
    33,426.12/50,139.90 = 11,240.20/x
  3. Step 3: Cross multiply
    33,426.12x = 50,139.90 × 11,240.20
  4. Step 4: Simplify right side
    33,426.12x = 563,582,503.98
  5. Step 5: Solve for x
    x = 563,582,503.98/33,426.12
  6. Step 6: Final answer
    x = 16,860.54

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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.