Home / 15,917-23,707.37-15,084.32

Finding the Fourth Proportional to 15,917, 23,707.37 and 15,084.32

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Solution

The fourth proportional to 15,917, 23,707.37 and 15,084.32 is: 22,467.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917 : 23,707.37 = 15,084.32 : x
  2. Step 2: Convert to fraction form
    15,917/23,707.37 = 15,084.32/x
  3. Step 3: Cross multiply
    15,917x = 23,707.37 × 15,084.32
  4. Step 4: Simplify right side
    15,917x = 357,609,555.44
  5. Step 5: Solve for x
    x = 357,609,555.44/15,917
  6. Step 6: Final answer
    x = 22,467.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.