Home / 27,110.45-37,412.42-15,173.79

Finding the Fourth Proportional to 27,110.45, 37,412.42 and 15,173.79

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Solution

The fourth proportional to 27,110.45, 37,412.42 and 15,173.79 is: 20,939.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,110.45 : 37,412.42 = 15,173.79 : x
  2. Step 2: Convert to fraction form
    27,110.45/37,412.42 = 15,173.79/x
  3. Step 3: Cross multiply
    27,110.45x = 37,412.42 × 15,173.79
  4. Step 4: Simplify right side
    27,110.45x = 567,688,166.54
  5. Step 5: Solve for x
    x = 567,688,166.54/27,110.45
  6. Step 6: Final answer
    x = 20,939.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.