Home / 51,766.24-71,441.97-30,541.36

Finding the Fourth Proportional to 51,766.24, 71,441.97 and 30,541.36

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Solution

The fourth proportional to 51,766.24, 71,441.97 and 30,541.36 is: 42,149.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,766.24 : 71,441.97 = 30,541.36 : x
  2. Step 2: Convert to fraction form
    51,766.24/71,441.97 = 30,541.36/x
  3. Step 3: Cross multiply
    51,766.24x = 71,441.97 × 30,541.36
  4. Step 4: Simplify right side
    51,766.24x = 2,181,934,924.88
  5. Step 5: Solve for x
    x = 2,181,934,924.88/51,766.24
  6. Step 6: Final answer
    x = 42,149.77

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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.