Home / 33,810.48-50,723.40-10,438.80

Finding the Fourth Proportional to 33,810.48, 50,723.40 and 10,438.80

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Solution

The fourth proportional to 33,810.48, 50,723.40 and 10,438.80 is: 15,660.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,810.48 : 50,723.40 = 10,438.80 : x
  2. Step 2: Convert to fraction form
    33,810.48/50,723.40 = 10,438.80/x
  3. Step 3: Cross multiply
    33,810.48x = 50,723.40 × 10,438.80
  4. Step 4: Simplify right side
    33,810.48x = 529,491,427.92
  5. Step 5: Solve for x
    x = 529,491,427.92/33,810.48
  6. Step 6: Final answer
    x = 15,660.57

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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.