Home / 38,050.75-57,102.05-13,426.75

Finding the Fourth Proportional to 38,050.75, 57,102.05 and 13,426.75

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Solution

The fourth proportional to 38,050.75, 57,102.05 and 13,426.75 is: 20,149.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,050.75 : 57,102.05 = 13,426.75 : x
  2. Step 2: Convert to fraction form
    38,050.75/57,102.05 = 13,426.75/x
  3. Step 3: Cross multiply
    38,050.75x = 57,102.05 × 13,426.75
  4. Step 4: Simplify right side
    38,050.75x = 766,694,949.84
  5. Step 5: Solve for x
    x = 766,694,949.84/38,050.75
  6. Step 6: Final answer
    x = 20,149.27

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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.