Home / 15,817.88-23,730.78-4,724.52

Finding the Fourth Proportional to 15,817.88, 23,730.78 and 4,724.52

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Solution

The fourth proportional to 15,817.88, 23,730.78 and 4,724.52 is: 7,087.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,817.88 : 23,730.78 = 4,724.52 : x
  2. Step 2: Convert to fraction form
    15,817.88/23,730.78 = 4,724.52/x
  3. Step 3: Cross multiply
    15,817.88x = 23,730.78 × 4,724.52
  4. Step 4: Simplify right side
    15,817.88x = 112,116,544.73
  5. Step 5: Solve for x
    x = 112,116,544.73/15,817.88
  6. Step 6: Final answer
    x = 7,087.97

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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.