Home / 15,927.79-23,891.78-4,834.50

Finding the Fourth Proportional to 15,927.79, 23,891.78 and 4,834.50

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Solution

The fourth proportional to 15,927.79, 23,891.78 and 4,834.50 is: 7,251.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,927.79 : 23,891.78 = 4,834.50 : x
  2. Step 2: Convert to fraction form
    15,927.79/23,891.78 = 4,834.50/x
  3. Step 3: Cross multiply
    15,927.79x = 23,891.78 × 4,834.50
  4. Step 4: Simplify right side
    15,927.79x = 115,504,810.41
  5. Step 5: Solve for x
    x = 115,504,810.41/15,927.79
  6. Step 6: Final answer
    x = 7,251.78

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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.