Home / 36,187.70-54,283.57-9,891.86

Finding the Fourth Proportional to 36,187.70, 54,283.57 and 9,891.86

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Solution

The fourth proportional to 36,187.70, 54,283.57 and 9,891.86 is: 14,838.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,187.70 : 54,283.57 = 9,891.86 : x
  2. Step 2: Convert to fraction form
    36,187.70/54,283.57 = 9,891.86/x
  3. Step 3: Cross multiply
    36,187.70x = 54,283.57 × 9,891.86
  4. Step 4: Simplify right side
    36,187.70x = 536,965,178.59
  5. Step 5: Solve for x
    x = 536,965,178.59/36,187.70
  6. Step 6: Final answer
    x = 14,838.34

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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.