Home / 16,938.36-25,393.62-8,499.27

Finding the Fourth Proportional to 16,938.36, 25,393.62 and 8,499.27

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Solution

The fourth proportional to 16,938.36, 25,393.62 and 8,499.27 is: 12,741.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,938.36 : 25,393.62 = 8,499.27 : x
  2. Step 2: Convert to fraction form
    16,938.36/25,393.62 = 8,499.27/x
  3. Step 3: Cross multiply
    16,938.36x = 25,393.62 × 8,499.27
  4. Step 4: Simplify right side
    16,938.36x = 215,827,232.66
  5. Step 5: Solve for x
    x = 215,827,232.66/16,938.36
  6. Step 6: Final answer
    x = 12,741.92

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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.