Home / 25,354.76-37,985.49-12,883.73

Finding the Fourth Proportional to 25,354.76, 37,985.49 and 12,883.73

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Solution

The fourth proportional to 25,354.76, 37,985.49 and 12,883.73 is: 19,301.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,354.76 : 37,985.49 = 12,883.73 : x
  2. Step 2: Convert to fraction form
    25,354.76/37,985.49 = 12,883.73/x
  3. Step 3: Cross multiply
    25,354.76x = 37,985.49 × 12,883.73
  4. Step 4: Simplify right side
    25,354.76x = 489,394,607.15
  5. Step 5: Solve for x
    x = 489,394,607.15/25,354.76
  6. Step 6: Final answer
    x = 19,301.89

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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.