Home / 38,434.88-57,638.45-16,249.98

Finding the Fourth Proportional to 38,434.88, 57,638.45 and 16,249.98

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Solution

The fourth proportional to 38,434.88, 57,638.45 and 16,249.98 is: 24,369.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,434.88 : 57,638.45 = 16,249.98 : x
  2. Step 2: Convert to fraction form
    38,434.88/57,638.45 = 16,249.98/x
  3. Step 3: Cross multiply
    38,434.88x = 57,638.45 × 16,249.98
  4. Step 4: Simplify right side
    38,434.88x = 936,623,659.73
  5. Step 5: Solve for x
    x = 936,623,659.73/38,434.88
  6. Step 6: Final answer
    x = 24,369.11

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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.