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Finding the Fourth Proportional to 14,735.52, 22,104 and 7,245.90

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Solution

The fourth proportional to 14,735.52, 22,104 and 7,245.90 is: 10,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,735.52 : 22,104 = 7,245.90 : x
  2. Step 2: Convert to fraction form
    14,735.52/22,104 = 7,245.90/x
  3. Step 3: Cross multiply
    14,735.52x = 22,104 × 7,245.90
  4. Step 4: Simplify right side
    14,735.52x = 160,163,373.60
  5. Step 5: Solve for x
    x = 160,163,373.60/14,735.52
  6. Step 6: Final answer
    x = 10,869.20

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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.