Home / 17,287.16-25,915.62-14,671.58

Finding the Fourth Proportional to 17,287.16, 25,915.62 and 14,671.58

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Solution

The fourth proportional to 17,287.16, 25,915.62 and 14,671.58 is: 21,994.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,287.16 : 25,915.62 = 14,671.58 : x
  2. Step 2: Convert to fraction form
    17,287.16/25,915.62 = 14,671.58/x
  3. Step 3: Cross multiply
    17,287.16x = 25,915.62 × 14,671.58
  4. Step 4: Simplify right side
    17,287.16x = 380,223,092.08
  5. Step 5: Solve for x
    x = 380,223,092.08/17,287.16
  6. Step 6: Final answer
    x = 21,994.54

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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.