Home / 34,780.44-47,996.42-19,672.50

Finding the Fourth Proportional to 34,780.44, 47,996.42 and 19,672.50

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Solution

The fourth proportional to 34,780.44, 47,996.42 and 19,672.50 is: 27,147.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,780.44 : 47,996.42 = 19,672.50 : x
  2. Step 2: Convert to fraction form
    34,780.44/47,996.42 = 19,672.50/x
  3. Step 3: Cross multiply
    34,780.44x = 47,996.42 × 19,672.50
  4. Step 4: Simplify right side
    34,780.44x = 944,209,572.45
  5. Step 5: Solve for x
    x = 944,209,572.45/34,780.44
  6. Step 6: Final answer
    x = 27,147.72

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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.