Home / 27,901.32-41,852.82-8,179.92

Finding the Fourth Proportional to 27,901.32, 41,852.82 and 8,179.92

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Solution

The fourth proportional to 27,901.32, 41,852.82 and 8,179.92 is: 12,270.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,901.32 : 41,852.82 = 8,179.92 : x
  2. Step 2: Convert to fraction form
    27,901.32/41,852.82 = 8,179.92/x
  3. Step 3: Cross multiply
    27,901.32x = 41,852.82 × 8,179.92
  4. Step 4: Simplify right side
    27,901.32x = 342,352,719.37
  5. Step 5: Solve for x
    x = 342,352,719.37/27,901.32
  6. Step 6: Final answer
    x = 12,270.13

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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.