Home / 28,635.82-39,517.41-16,060.57

Finding the Fourth Proportional to 28,635.82, 39,517.41 and 16,060.57

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Solution

The fourth proportional to 28,635.82, 39,517.41 and 16,060.57 is: 22,163.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,635.82 : 39,517.41 = 16,060.57 : x
  2. Step 2: Convert to fraction form
    28,635.82/39,517.41 = 16,060.57/x
  3. Step 3: Cross multiply
    28,635.82x = 39,517.41 × 16,060.57
  4. Step 4: Simplify right side
    28,635.82x = 634,672,129.52
  5. Step 5: Solve for x
    x = 634,672,129.52/28,635.82
  6. Step 6: Final answer
    x = 22,163.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.