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Finding the Fourth Proportional to 44,598.94, 66,898.42 and 11,319.19

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Solution

The fourth proportional to 44,598.94, 66,898.42 and 11,319.19 is: 16,978.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,598.94 : 66,898.42 = 11,319.19 : x
  2. Step 2: Convert to fraction form
    44,598.94/66,898.42 = 11,319.19/x
  3. Step 3: Cross multiply
    44,598.94x = 66,898.42 × 11,319.19
  4. Step 4: Simplify right side
    44,598.94x = 757,235,731.14
  5. Step 5: Solve for x
    x = 757,235,731.14/44,598.94
  6. Step 6: Final answer
    x = 16,978.78

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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.