Home / 49,693.72-68,576.09-28,471.62

Finding the Fourth Proportional to 49,693.72, 68,576.09 and 28,471.62

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Solution

The fourth proportional to 49,693.72, 68,576.09 and 28,471.62 is: 39,290.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,693.72 : 68,576.09 = 28,471.62 : x
  2. Step 2: Convert to fraction form
    49,693.72/68,576.09 = 28,471.62/x
  3. Step 3: Cross multiply
    49,693.72x = 68,576.09 × 28,471.62
  4. Step 4: Simplify right side
    49,693.72x = 1,952,472,103.86
  5. Step 5: Solve for x
    x = 1,952,472,103.86/49,693.72
  6. Step 6: Final answer
    x = 39,290.12

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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.