Home / 25,163.80-37,721.70-9,364.60

Finding the Fourth Proportional to 25,163.80, 37,721.70 and 9,364.60

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Solution

The fourth proportional to 25,163.80, 37,721.70 and 9,364.60 is: 14,037.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,163.80 : 37,721.70 = 9,364.60 : x
  2. Step 2: Convert to fraction form
    25,163.80/37,721.70 = 9,364.60/x
  3. Step 3: Cross multiply
    25,163.80x = 37,721.70 × 9,364.60
  4. Step 4: Simplify right side
    25,163.80x = 353,248,631.82
  5. Step 5: Solve for x
    x = 353,248,631.82/25,163.80
  6. Step 6: Final answer
    x = 14,037.97

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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.