Home / 33,009.48-49,515.84-10,813.86

Finding the Fourth Proportional to 33,009.48, 49,515.84 and 10,813.86

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Solution

The fourth proportional to 33,009.48, 49,515.84 and 10,813.86 is: 16,221.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,009.48 : 49,515.84 = 10,813.86 : x
  2. Step 2: Convert to fraction form
    33,009.48/49,515.84 = 10,813.86/x
  3. Step 3: Cross multiply
    33,009.48x = 49,515.84 × 10,813.86
  4. Step 4: Simplify right side
    33,009.48x = 535,457,361.54
  5. Step 5: Solve for x
    x = 535,457,361.54/33,009.48
  6. Step 6: Final answer
    x = 16,221.32

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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.