Home / 34,780.88-47,997.24-19,673.30

Finding the Fourth Proportional to 34,780.88, 47,997.24 and 19,673.30

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Solution

The fourth proportional to 34,780.88, 47,997.24 and 19,673.30 is: 27,148.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,780.88 : 47,997.24 = 19,673.30 : x
  2. Step 2: Convert to fraction form
    34,780.88/47,997.24 = 19,673.30/x
  3. Step 3: Cross multiply
    34,780.88x = 47,997.24 × 19,673.30
  4. Step 4: Simplify right side
    34,780.88x = 944,264,101.69
  5. Step 5: Solve for x
    x = 944,264,101.69/34,780.88
  6. Step 6: Final answer
    x = 27,148.94

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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.