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Finding the Fourth Proportional to 44,696.08, 66,983.64 and 16,978.96

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Solution

The fourth proportional to 44,696.08, 66,983.64 and 16,978.96 is: 25,445.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,696.08 : 66,983.64 = 16,978.96 : x
  2. Step 2: Convert to fraction form
    44,696.08/66,983.64 = 16,978.96/x
  3. Step 3: Cross multiply
    44,696.08x = 66,983.64 × 16,978.96
  4. Step 4: Simplify right side
    44,696.08x = 1,137,312,544.21
  5. Step 5: Solve for x
    x = 1,137,312,544.21/44,696.08
  6. Step 6: Final answer
    x = 25,445.47

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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.