Home / 25,369.79-38,050.23-7,839.77

Finding the Fourth Proportional to 25,369.79, 38,050.23 and 7,839.77

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Solution

The fourth proportional to 25,369.79, 38,050.23 and 7,839.77 is: 11,758.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,369.79 : 38,050.23 = 7,839.77 : x
  2. Step 2: Convert to fraction form
    25,369.79/38,050.23 = 7,839.77/x
  3. Step 3: Cross multiply
    25,369.79x = 38,050.23 × 7,839.77
  4. Step 4: Simplify right side
    25,369.79x = 298,305,176.17
  5. Step 5: Solve for x
    x = 298,305,176.17/25,369.79
  6. Step 6: Final answer
    x = 11,758.28

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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.