Home / 15,725.52-23,584.62-7,411.29

Finding the Fourth Proportional to 15,725.52, 23,584.62 and 7,411.29

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Solution

The fourth proportional to 15,725.52, 23,584.62 and 7,411.29 is: 11,115.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,725.52 : 23,584.62 = 7,411.29 : x
  2. Step 2: Convert to fraction form
    15,725.52/23,584.62 = 7,411.29/x
  3. Step 3: Cross multiply
    15,725.52x = 23,584.62 × 7,411.29
  4. Step 4: Simplify right side
    15,725.52x = 174,792,458.36
  5. Step 5: Solve for x
    x = 174,792,458.36/15,725.52
  6. Step 6: Final answer
    x = 11,115.21

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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.