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Finding the Fourth Proportional to 44,965.83, 67,448.70 and 13,375.77

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Solution

The fourth proportional to 44,965.83, 67,448.70 and 13,375.77 is: 20,063.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,965.83 : 67,448.70 = 13,375.77 : x
  2. Step 2: Convert to fraction form
    44,965.83/67,448.70 = 13,375.77/x
  3. Step 3: Cross multiply
    44,965.83x = 67,448.70 × 13,375.77
  4. Step 4: Simplify right side
    44,965.83x = 902,178,298.00
  5. Step 5: Solve for x
    x = 902,178,298.00/44,965.83
  6. Step 6: Final answer
    x = 20,063.64

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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.