Home / 25,499.56-38,221.99-12,333.82

Finding the Fourth Proportional to 25,499.56, 38,221.99 and 12,333.82

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Solution

The fourth proportional to 25,499.56, 38,221.99 and 12,333.82 is: 18,487.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,499.56 : 38,221.99 = 12,333.82 : x
  2. Step 2: Convert to fraction form
    25,499.56/38,221.99 = 12,333.82/x
  3. Step 3: Cross multiply
    25,499.56x = 38,221.99 × 12,333.82
  4. Step 4: Simplify right side
    25,499.56x = 471,423,144.70
  5. Step 5: Solve for x
    x = 471,423,144.70/25,499.56
  6. Step 6: Final answer
    x = 18,487.50

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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.