Home / 17,395.80-26,092.31-4,915.32

Finding the Fourth Proportional to 17,395.80, 26,092.31 and 4,915.32

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Solution

The fourth proportional to 17,395.80, 26,092.31 and 4,915.32 is: 7,372.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,395.80 : 26,092.31 = 4,915.32 : x
  2. Step 2: Convert to fraction form
    17,395.80/26,092.31 = 4,915.32/x
  3. Step 3: Cross multiply
    17,395.80x = 26,092.31 × 4,915.32
  4. Step 4: Simplify right side
    17,395.80x = 128,252,028.61
  5. Step 5: Solve for x
    x = 128,252,028.61/17,395.80
  6. Step 6: Final answer
    x = 7,372.59

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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.