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Finding the Fourth Proportional to 46,272.60, 69,481.80 and 26,589.60

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Solution

The fourth proportional to 46,272.60, 69,481.80 and 26,589.60 is: 39,926.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,272.60 : 69,481.80 = 26,589.60 : x
  2. Step 2: Convert to fraction form
    46,272.60/69,481.80 = 26,589.60/x
  3. Step 3: Cross multiply
    46,272.60x = 69,481.80 × 26,589.60
  4. Step 4: Simplify right side
    46,272.60x = 1,847,493,269.28
  5. Step 5: Solve for x
    x = 1,847,493,269.28/46,272.60
  6. Step 6: Final answer
    x = 39,926.29

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1.5x scale

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.