Home / 27,110.09-37,411.55-15,173.42

Finding the Fourth Proportional to 27,110.09, 37,411.55 and 15,173.42

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Solution

The fourth proportional to 27,110.09, 37,411.55 and 15,173.42 is: 20,939.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,110.09 : 37,411.55 = 15,173.42 : x
  2. Step 2: Convert to fraction form
    27,110.09/37,411.55 = 15,173.42/x
  3. Step 3: Cross multiply
    27,110.09x = 37,411.55 × 15,173.42
  4. Step 4: Simplify right side
    27,110.09x = 567,661,198.93
  5. Step 5: Solve for x
    x = 567,661,198.93/27,110.09
  6. Step 6: Final answer
    x = 20,939.11

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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.