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Finding the Fourth Proportional to 14,773.37, 22,155.27 and 4,910

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Solution

The fourth proportional to 14,773.37, 22,155.27 and 4,910 is: 7,363.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,773.37 : 22,155.27 = 4,910 : x
  2. Step 2: Convert to fraction form
    14,773.37/22,155.27 = 4,910/x
  3. Step 3: Cross multiply
    14,773.37x = 22,155.27 × 4,910
  4. Step 4: Simplify right side
    14,773.37x = 108,782,375.70
  5. Step 5: Solve for x
    x = 108,782,375.70/14,773.37
  6. Step 6: Final answer
    x = 7,363.41

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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.