Home / 17,918.88-26,878.56-6,232.32

Finding the Fourth Proportional to 17,918.88, 26,878.56 and 6,232.32

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Solution

The fourth proportional to 17,918.88, 26,878.56 and 6,232.32 is: 9,348.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,918.88 : 26,878.56 = 6,232.32 : x
  2. Step 2: Convert to fraction form
    17,918.88/26,878.56 = 6,232.32/x
  3. Step 3: Cross multiply
    17,918.88x = 26,878.56 × 6,232.32
  4. Step 4: Simplify right side
    17,918.88x = 167,515,787.06
  5. Step 5: Solve for x
    x = 167,515,787.06/17,918.88
  6. Step 6: Final answer
    x = 9,348.56

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1.5x scale

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.