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Finding the Fourth Proportional to 44,262, 66,402.72 and 16,560

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Solution

The fourth proportional to 44,262, 66,402.72 and 16,560 is: 24,843.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,262 : 66,402.72 = 16,560 : x
  2. Step 2: Convert to fraction form
    44,262/66,402.72 = 16,560/x
  3. Step 3: Cross multiply
    44,262x = 66,402.72 × 16,560
  4. Step 4: Simplify right side
    44,262x = 1,099,629,043.20
  5. Step 5: Solve for x
    x = 1,099,629,043.20/44,262
  6. Step 6: Final answer
    x = 24,843.64

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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.