Home / 39,927.88-55,049.88-26,313.80

Finding the Fourth Proportional to 39,927.88, 55,049.88 and 26,313.80

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Solution

The fourth proportional to 39,927.88, 55,049.88 and 26,313.80 is: 36,279.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,927.88 : 55,049.88 = 26,313.80 : x
  2. Step 2: Convert to fraction form
    39,927.88/55,049.88 = 26,313.80/x
  3. Step 3: Cross multiply
    39,927.88x = 55,049.88 × 26,313.80
  4. Step 4: Simplify right side
    39,927.88x = 1,448,571,669.97
  5. Step 5: Solve for x
    x = 1,448,571,669.97/39,927.88
  6. Step 6: Final answer
    x = 36,279.71

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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.