Home / 25,608.74-38,388.00-12,277.95

Finding the Fourth Proportional to 25,608.74, 38,388.00 and 12,277.95

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Solution

The fourth proportional to 25,608.74, 38,388.00 and 12,277.95 is: 18,404.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,608.74 : 38,388.00 = 12,277.95 : x
  2. Step 2: Convert to fraction form
    25,608.74/38,388.00 = 12,277.95/x
  3. Step 3: Cross multiply
    25,608.74x = 38,388.00 × 12,277.95
  4. Step 4: Simplify right side
    25,608.74x = 471,326,136.05
  5. Step 5: Solve for x
    x = 471,326,136.05/25,608.74
  6. Step 6: Final answer
    x = 18,404.89

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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.