Home / 38,515.72-57,777.36-16,021.76

Finding the Fourth Proportional to 38,515.72, 57,777.36 and 16,021.76

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Solution

The fourth proportional to 38,515.72, 57,777.36 and 16,021.76 is: 24,034.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,515.72 : 57,777.36 = 16,021.76 : x
  2. Step 2: Convert to fraction form
    38,515.72/57,777.36 = 16,021.76/x
  3. Step 3: Cross multiply
    38,515.72x = 57,777.36 × 16,021.76
  4. Step 4: Simplify right side
    38,515.72x = 925,694,995.35
  5. Step 5: Solve for x
    x = 925,694,995.35/38,515.72
  6. Step 6: Final answer
    x = 24,034.21

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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.