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Finding the Fourth Proportional to 44,091, 66,137.58 and 11,259

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Solution

The fourth proportional to 44,091, 66,137.58 and 11,259 is: 16,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,091 : 66,137.58 = 11,259 : x
  2. Step 2: Convert to fraction form
    44,091/66,137.58 = 11,259/x
  3. Step 3: Cross multiply
    44,091x = 66,137.58 × 11,259
  4. Step 4: Simplify right side
    44,091x = 744,643,013.22
  5. Step 5: Solve for x
    x = 744,643,013.22/44,091
  6. Step 6: Final answer
    x = 16,888.78

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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.