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Finding the Fourth Proportional to 29,954.64, 44,945.04 and 11,499.60

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Solution

The fourth proportional to 29,954.64, 44,945.04 and 11,499.60 is: 17,254.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,954.64 : 44,945.04 = 11,499.60 : x
  2. Step 2: Convert to fraction form
    29,954.64/44,945.04 = 11,499.60/x
  3. Step 3: Cross multiply
    29,954.64x = 44,945.04 × 11,499.60
  4. Step 4: Simplify right side
    29,954.64x = 516,849,981.98
  5. Step 5: Solve for x
    x = 516,849,981.98/29,954.64
  6. Step 6: Final answer
    x = 17,254.42

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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.