Home / 16,758.40-25,133.45-5,664.85

Finding the Fourth Proportional to 16,758.40, 25,133.45 and 5,664.85

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Solution

The fourth proportional to 16,758.40, 25,133.45 and 5,664.85 is: 8,495.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,758.40 : 25,133.45 = 5,664.85 : x
  2. Step 2: Convert to fraction form
    16,758.40/25,133.45 = 5,664.85/x
  3. Step 3: Cross multiply
    16,758.40x = 25,133.45 × 5,664.85
  4. Step 4: Simplify right side
    16,758.40x = 142,377,224.23
  5. Step 5: Solve for x
    x = 142,377,224.23/16,758.40
  6. Step 6: Final answer
    x = 8,495.87

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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.