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Finding the Fourth Proportional to 29,647.56, 44,477.42 and 9,926.28

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Solution

The fourth proportional to 29,647.56, 44,477.42 and 9,926.28 is: 14,891.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,647.56 : 44,477.42 = 9,926.28 : x
  2. Step 2: Convert to fraction form
    29,647.56/44,477.42 = 9,926.28/x
  3. Step 3: Cross multiply
    29,647.56x = 44,477.42 × 9,926.28
  4. Step 4: Simplify right side
    29,647.56x = 441,495,324.60
  5. Step 5: Solve for x
    x = 441,495,324.60/29,647.56
  6. Step 6: Final answer
    x = 14,891.46

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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.