Home / 38,129.72-57,210.26-16,771.44

Finding the Fourth Proportional to 38,129.72, 57,210.26 and 16,771.44

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Solution

The fourth proportional to 38,129.72, 57,210.26 and 16,771.44 is: 25,164.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,129.72 : 57,210.26 = 16,771.44 : x
  2. Step 2: Convert to fraction form
    38,129.72/57,210.26 = 16,771.44/x
  3. Step 3: Cross multiply
    38,129.72x = 57,210.26 × 16,771.44
  4. Step 4: Simplify right side
    38,129.72x = 959,498,299.02
  5. Step 5: Solve for x
    x = 959,498,299.02/38,129.72
  6. Step 6: Final answer
    x = 25,164.05

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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.