Home / 51,760.76-71,429.41-29,099.85

Finding the Fourth Proportional to 51,760.76, 71,429.41 and 29,099.85

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Solution

The fourth proportional to 51,760.76, 71,429.41 and 29,099.85 is: 40,157.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,760.76 : 71,429.41 = 29,099.85 : x
  2. Step 2: Convert to fraction form
    51,760.76/71,429.41 = 29,099.85/x
  3. Step 3: Cross multiply
    51,760.76x = 71,429.41 × 29,099.85
  4. Step 4: Simplify right side
    51,760.76x = 2,078,585,043.84
  5. Step 5: Solve for x
    x = 2,078,585,043.84/51,760.76
  6. Step 6: Final answer
    x = 40,157.55

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1.5x scale

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.