Home / 13,104.84-19,659.42-6,531.24

Finding the Fourth Proportional to 13,104.84, 19,659.42 and 6,531.24

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Solution

The fourth proportional to 13,104.84, 19,659.42 and 6,531.24 is: 9,797.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104.84 : 19,659.42 = 6,531.24 : x
  2. Step 2: Convert to fraction form
    13,104.84/19,659.42 = 6,531.24/x
  3. Step 3: Cross multiply
    13,104.84x = 19,659.42 × 6,531.24
  4. Step 4: Simplify right side
    13,104.84x = 128,400,390.28
  5. Step 5: Solve for x
    x = 128,400,390.28/13,104.84
  6. Step 6: Final answer
    x = 9,797.94

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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.