Home / 14,905.57-22,311.09-9,898.03

Finding the Fourth Proportional to 14,905.57, 22,311.09 and 9,898.03

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Solution

The fourth proportional to 14,905.57, 22,311.09 and 9,898.03 is: 14,815.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.57 : 22,311.09 = 9,898.03 : x
  2. Step 2: Convert to fraction form
    14,905.57/22,311.09 = 9,898.03/x
  3. Step 3: Cross multiply
    14,905.57x = 22,311.09 × 9,898.03
  4. Step 4: Simplify right side
    14,905.57x = 220,835,838.15
  5. Step 5: Solve for x
    x = 220,835,838.15/14,905.57
  6. Step 6: Final answer
    x = 14,815.66

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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.