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Finding the Fourth Proportional to 46,763.70, 70,068.60 and 27,007.80

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Solution

The fourth proportional to 46,763.70, 70,068.60 and 27,007.80 is: 40,467.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,763.70 : 70,068.60 = 27,007.80 : x
  2. Step 2: Convert to fraction form
    46,763.70/70,068.60 = 27,007.80/x
  3. Step 3: Cross multiply
    46,763.70x = 70,068.60 × 27,007.80
  4. Step 4: Simplify right side
    46,763.70x = 1,892,398,735.08
  5. Step 5: Solve for x
    x = 1,892,398,735.08/46,763.70
  6. Step 6: Final answer
    x = 40,467.26

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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.