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Finding the Fourth Proportional to 41,068.74, 61,602.02 and 11,485.92

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Solution

The fourth proportional to 41,068.74, 61,602.02 and 11,485.92 is: 17,228.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,068.74 : 61,602.02 = 11,485.92 : x
  2. Step 2: Convert to fraction form
    41,068.74/61,602.02 = 11,485.92/x
  3. Step 3: Cross multiply
    41,068.74x = 61,602.02 × 11,485.92
  4. Step 4: Simplify right side
    41,068.74x = 707,555,873.56
  5. Step 5: Solve for x
    x = 707,555,873.56/41,068.74
  6. Step 6: Final answer
    x = 17,228.58

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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.