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Finding the Fourth Proportional to 46,470.70, 69,629.10 and 26,714.80

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Solution

The fourth proportional to 46,470.70, 69,629.10 and 26,714.80 is: 40,027.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,470.70 : 69,629.10 = 26,714.80 : x
  2. Step 2: Convert to fraction form
    46,470.70/69,629.10 = 26,714.80/x
  3. Step 3: Cross multiply
    46,470.70x = 69,629.10 × 26,714.80
  4. Step 4: Simplify right side
    46,470.70x = 1,860,127,480.68
  5. Step 5: Solve for x
    x = 1,860,127,480.68/46,470.70
  6. Step 6: Final answer
    x = 40,027.96

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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.