Home / 27,721.24-41,555.94-10,186.36

Finding the Fourth Proportional to 27,721.24, 41,555.94 and 10,186.36

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Solution

The fourth proportional to 27,721.24, 41,555.94 and 10,186.36 is: 15,270.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,721.24 : 41,555.94 = 10,186.36 : x
  2. Step 2: Convert to fraction form
    27,721.24/41,555.94 = 10,186.36/x
  3. Step 3: Cross multiply
    27,721.24x = 41,555.94 × 10,186.36
  4. Step 4: Simplify right side
    27,721.24x = 423,303,764.98
  5. Step 5: Solve for x
    x = 423,303,764.98/27,721.24
  6. Step 6: Final answer
    x = 15,270.02

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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.