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Finding the Fourth Proportional to 44,605.62, 66,907.65 and 10,871.94

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Solution

The fourth proportional to 44,605.62, 66,907.65 and 10,871.94 is: 16,307.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,605.62 : 66,907.65 = 10,871.94 : x
  2. Step 2: Convert to fraction form
    44,605.62/66,907.65 = 10,871.94/x
  3. Step 3: Cross multiply
    44,605.62x = 66,907.65 × 10,871.94
  4. Step 4: Simplify right side
    44,605.62x = 727,415,956.34
  5. Step 5: Solve for x
    x = 727,415,956.34/44,605.62
  6. Step 6: Final answer
    x = 16,307.72

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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.