Home / 16,942.30-25,379.43-9,535.66

Finding the Fourth Proportional to 16,942.30, 25,379.43 and 9,535.66

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Solution

The fourth proportional to 16,942.30, 25,379.43 and 9,535.66 is: 14,284.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,942.30 : 25,379.43 = 9,535.66 : x
  2. Step 2: Convert to fraction form
    16,942.30/25,379.43 = 9,535.66/x
  3. Step 3: Cross multiply
    16,942.30x = 25,379.43 × 9,535.66
  4. Step 4: Simplify right side
    16,942.30x = 242,009,615.47
  5. Step 5: Solve for x
    x = 242,009,615.47/16,942.30
  6. Step 6: Final answer
    x = 14,284.34

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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.