Home / 13,092.88-19,653.84-6,517.30

Finding the Fourth Proportional to 13,092.88, 19,653.84 and 6,517.30

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Solution

The fourth proportional to 13,092.88, 19,653.84 and 6,517.30 is: 9,783.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.88 : 19,653.84 = 6,517.30 : x
  2. Step 2: Convert to fraction form
    13,092.88/19,653.84 = 6,517.30/x
  3. Step 3: Cross multiply
    13,092.88x = 19,653.84 × 6,517.30
  4. Step 4: Simplify right side
    13,092.88x = 128,089,971.43
  5. Step 5: Solve for x
    x = 128,089,971.43/13,092.88
  6. Step 6: Final answer
    x = 9,783.18

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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.