Home / 13,344.36-19,987.38-6,759.24

Finding the Fourth Proportional to 13,344.36, 19,987.38 and 6,759.24

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Solution

The fourth proportional to 13,344.36, 19,987.38 and 6,759.24 is: 10,124.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,344.36 : 19,987.38 = 6,759.24 : x
  2. Step 2: Convert to fraction form
    13,344.36/19,987.38 = 6,759.24/x
  3. Step 3: Cross multiply
    13,344.36x = 19,987.38 × 6,759.24
  4. Step 4: Simplify right side
    13,344.36x = 135,099,498.39
  5. Step 5: Solve for x
    x = 135,099,498.39/13,344.36
  6. Step 6: Final answer
    x = 10,124.09

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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.