Home / 29,186.49-43,775.38-8,124.33

Finding the Fourth Proportional to 29,186.49, 43,775.38 and 8,124.33

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Solution

The fourth proportional to 29,186.49, 43,775.38 and 8,124.33 is: 12,185.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,186.49 : 43,775.38 = 8,124.33 : x
  2. Step 2: Convert to fraction form
    29,186.49/43,775.38 = 8,124.33/x
  3. Step 3: Cross multiply
    29,186.49x = 43,775.38 × 8,124.33
  4. Step 4: Simplify right side
    29,186.49x = 355,645,592.37
  5. Step 5: Solve for x
    x = 355,645,592.37/29,186.49
  6. Step 6: Final answer
    x = 12,185.28

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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.