Home / 25,374.96-38,064.99-8,732.80

Finding the Fourth Proportional to 25,374.96, 38,064.99 and 8,732.80

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Solution

The fourth proportional to 25,374.96, 38,064.99 and 8,732.80 is: 13,100.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,374.96 : 38,064.99 = 8,732.80 : x
  2. Step 2: Convert to fraction form
    25,374.96/38,064.99 = 8,732.80/x
  3. Step 3: Cross multiply
    25,374.96x = 38,064.99 × 8,732.80
  4. Step 4: Simplify right side
    25,374.96x = 332,413,944.67
  5. Step 5: Solve for x
    x = 332,413,944.67/25,374.96
  6. Step 6: Final answer
    x = 13,100.08

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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.