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Finding the Fourth Proportional to 14,776.56, 22,167.54 and 4,914.90

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Solution

The fourth proportional to 14,776.56, 22,167.54 and 4,914.90 is: 7,373.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,776.56 : 22,167.54 = 4,914.90 : x
  2. Step 2: Convert to fraction form
    14,776.56/22,167.54 = 4,914.90/x
  3. Step 3: Cross multiply
    14,776.56x = 22,167.54 × 4,914.90
  4. Step 4: Simplify right side
    14,776.56x = 108,951,242.35
  5. Step 5: Solve for x
    x = 108,951,242.35/14,776.56
  6. Step 6: Final answer
    x = 7,373.25

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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.