Home / 49,239.72-67,956.54-27,729.69

Finding the Fourth Proportional to 49,239.72, 67,956.54 and 27,729.69

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Solution

The fourth proportional to 49,239.72, 67,956.54 and 27,729.69 is: 38,270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,239.72 : 67,956.54 = 27,729.69 : x
  2. Step 2: Convert to fraction form
    49,239.72/67,956.54 = 27,729.69/x
  3. Step 3: Cross multiply
    49,239.72x = 67,956.54 × 27,729.69
  4. Step 4: Simplify right side
    49,239.72x = 1,884,413,787.67
  5. Step 5: Solve for x
    x = 1,884,413,787.67/49,239.72
  6. Step 6: Final answer
    x = 38,270.20

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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.