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Finding the Fourth Proportional to 45,992.75, 63,455.72 and 26,858.72

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Solution

The fourth proportional to 45,992.75, 63,455.72 and 26,858.72 is: 37,056.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,992.75 : 63,455.72 = 26,858.72 : x
  2. Step 2: Convert to fraction form
    45,992.75/63,455.72 = 26,858.72/x
  3. Step 3: Cross multiply
    45,992.75x = 63,455.72 × 26,858.72
  4. Step 4: Simplify right side
    45,992.75x = 1,704,338,964.31
  5. Step 5: Solve for x
    x = 1,704,338,964.31/45,992.75
  6. Step 6: Final answer
    x = 37,056.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.