Home / 27,480.08-37,908.60-17,391.62

Finding the Fourth Proportional to 27,480.08, 37,908.60 and 17,391.62

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Solution

The fourth proportional to 27,480.08, 37,908.60 and 17,391.62 is: 23,991.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,480.08 : 37,908.60 = 17,391.62 : x
  2. Step 2: Convert to fraction form
    27,480.08/37,908.60 = 17,391.62/x
  3. Step 3: Cross multiply
    27,480.08x = 37,908.60 × 17,391.62
  4. Step 4: Simplify right side
    27,480.08x = 659,291,965.93
  5. Step 5: Solve for x
    x = 659,291,965.93/27,480.08
  6. Step 6: Final answer
    x = 23,991.63

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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.