Home / 28,912.93-39,899.32-16,337.41

Finding the Fourth Proportional to 28,912.93, 39,899.32 and 16,337.41

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Solution

The fourth proportional to 28,912.93, 39,899.32 and 16,337.41 is: 22,545.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,912.93 : 39,899.32 = 16,337.41 : x
  2. Step 2: Convert to fraction form
    28,912.93/39,899.32 = 16,337.41/x
  3. Step 3: Cross multiply
    28,912.93x = 39,899.32 × 16,337.41
  4. Step 4: Simplify right side
    28,912.93x = 651,851,549.56
  5. Step 5: Solve for x
    x = 651,851,549.56/28,912.93
  6. Step 6: Final answer
    x = 22,545.33

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