Home / 12,936.33-19,388.26-5,532.08

Finding the Fourth Proportional to 12,936.33, 19,388.26 and 5,532.08

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Solution

The fourth proportional to 12,936.33, 19,388.26 and 5,532.08 is: 8,291.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,936.33 : 19,388.26 = 5,532.08 : x
  2. Step 2: Convert to fraction form
    12,936.33/19,388.26 = 5,532.08/x
  3. Step 3: Cross multiply
    12,936.33x = 19,388.26 × 5,532.08
  4. Step 4: Simplify right side
    12,936.33x = 107,257,460.77
  5. Step 5: Solve for x
    x = 107,257,460.77/12,936.33
  6. Step 6: Final answer
    x = 8,291.18

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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.