Home / 14,991.71-22,488.37-3,898.46

Finding the Fourth Proportional to 14,991.71, 22,488.37 and 3,898.46

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Solution

The fourth proportional to 14,991.71, 22,488.37 and 3,898.46 is: 5,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,991.71 : 22,488.37 = 3,898.46 : x
  2. Step 2: Convert to fraction form
    14,991.71/22,488.37 = 3,898.46/x
  3. Step 3: Cross multiply
    14,991.71x = 22,488.37 × 3,898.46
  4. Step 4: Simplify right side
    14,991.71x = 87,670,057.38
  5. Step 5: Solve for x
    x = 87,670,057.38/14,991.71
  6. Step 6: Final answer
    x = 5,847.90

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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.