Home / 51,690.50-71,334.60-29,033.48

Finding the Fourth Proportional to 51,690.50, 71,334.60 and 29,033.48

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Solution

The fourth proportional to 51,690.50, 71,334.60 and 29,033.48 is: 40,067.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,690.50 : 71,334.60 = 29,033.48 : x
  2. Step 2: Convert to fraction form
    51,690.50/71,334.60 = 29,033.48/x
  3. Step 3: Cross multiply
    51,690.50x = 71,334.60 × 29,033.48
  4. Step 4: Simplify right side
    51,690.50x = 2,071,091,682.41
  5. Step 5: Solve for x
    x = 2,071,091,682.41/51,690.50
  6. Step 6: Final answer
    x = 40,067.17

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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.