Home / 15,355.38-23,033.09-4,825.36

Finding the Fourth Proportional to 15,355.38, 23,033.09 and 4,825.36

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Solution

The fourth proportional to 15,355.38, 23,033.09 and 4,825.36 is: 7,238.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,355.38 : 23,033.09 = 4,825.36 : x
  2. Step 2: Convert to fraction form
    15,355.38/23,033.09 = 4,825.36/x
  3. Step 3: Cross multiply
    15,355.38x = 23,033.09 × 4,825.36
  4. Step 4: Simplify right side
    15,355.38x = 111,142,951.16
  5. Step 5: Solve for x
    x = 111,142,951.16/15,355.38
  6. Step 6: Final answer
    x = 7,238.05

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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.