Home / 17,262.32-23,772.62-15,546.20

Finding the Fourth Proportional to 17,262.32, 23,772.62 and 15,546.20

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Solution

The fourth proportional to 17,262.32, 23,772.62 and 15,546.20 is: 21,409.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,262.32 : 23,772.62 = 15,546.20 : x
  2. Step 2: Convert to fraction form
    17,262.32/23,772.62 = 15,546.20/x
  3. Step 3: Cross multiply
    17,262.32x = 23,772.62 × 15,546.20
  4. Step 4: Simplify right side
    17,262.32x = 369,573,825.05
  5. Step 5: Solve for x
    x = 369,573,825.05/17,262.32
  6. Step 6: Final answer
    x = 21,409.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.