Home / 34,673.13-47,849.31-18,757.89

Finding the Fourth Proportional to 34,673.13, 47,849.31 and 18,757.89

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Solution

The fourth proportional to 34,673.13, 47,849.31 and 18,757.89 is: 25,886.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,673.13 : 47,849.31 = 18,757.89 : x
  2. Step 2: Convert to fraction form
    34,673.13/47,849.31 = 18,757.89/x
  3. Step 3: Cross multiply
    34,673.13x = 47,849.31 × 18,757.89
  4. Step 4: Simplify right side
    34,673.13x = 897,552,093.56
  5. Step 5: Solve for x
    x = 897,552,093.56/34,673.13
  6. Step 6: Final answer
    x = 25,886.10

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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.