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Finding the Fourth Proportional to 27,846.59, 41,672.27 and 19,957.79

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Solution

The fourth proportional to 27,846.59, 41,672.27 and 19,957.79 is: 29,866.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,846.59 : 41,672.27 = 19,957.79 : x
  2. Step 2: Convert to fraction form
    27,846.59/41,672.27 = 19,957.79/x
  3. Step 3: Cross multiply
    27,846.59x = 41,672.27 × 19,957.79
  4. Step 4: Simplify right side
    27,846.59x = 831,686,567.56
  5. Step 5: Solve for x
    x = 831,686,567.56/27,846.59
  6. Step 6: Final answer
    x = 29,866.73

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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.