Home / 51,664.12-71,304-29,012.48

Finding the Fourth Proportional to 51,664.12, 71,304 and 29,012.48

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Solution

The fourth proportional to 51,664.12, 71,304 and 29,012.48 is: 40,041.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,664.12 : 71,304 = 29,012.48 : x
  2. Step 2: Convert to fraction form
    51,664.12/71,304 = 29,012.48/x
  3. Step 3: Cross multiply
    51,664.12x = 71,304 × 29,012.48
  4. Step 4: Simplify right side
    51,664.12x = 2,068,705,873.92
  5. Step 5: Solve for x
    x = 2,068,705,873.92/51,664.12
  6. Step 6: Final answer
    x = 40,041.44

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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.