Home / 15,882.98-23,816.76-4,787.60

Finding the Fourth Proportional to 15,882.98, 23,816.76 and 4,787.60

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Solution

The fourth proportional to 15,882.98, 23,816.76 and 4,787.60 is: 7,179.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,882.98 : 23,816.76 = 4,787.60 : x
  2. Step 2: Convert to fraction form
    15,882.98/23,816.76 = 4,787.60/x
  3. Step 3: Cross multiply
    15,882.98x = 23,816.76 × 4,787.60
  4. Step 4: Simplify right side
    15,882.98x = 114,025,001.09
  5. Step 5: Solve for x
    x = 114,025,001.09/15,882.98
  6. Step 6: Final answer
    x = 7,179.07

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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.