Home / 34,229.28-51,227.10-28,688.88

Finding the Fourth Proportional to 34,229.28, 51,227.10 and 28,688.88

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Solution

The fourth proportional to 34,229.28, 51,227.10 and 28,688.88 is: 42,935.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,229.28 : 51,227.10 = 28,688.88 : x
  2. Step 2: Convert to fraction form
    34,229.28/51,227.10 = 28,688.88/x
  3. Step 3: Cross multiply
    34,229.28x = 51,227.10 × 28,688.88
  4. Step 4: Simplify right side
    34,229.28x = 1,469,648,124.65
  5. Step 5: Solve for x
    x = 1,469,648,124.65/34,229.28
  6. Step 6: Final answer
    x = 42,935.41

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1.5x scale

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.