Home / 27,708.04-41,561.74-18,801.33

Finding the Fourth Proportional to 27,708.04, 41,561.74 and 18,801.33

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Solution

The fourth proportional to 27,708.04, 41,561.74 and 18,801.33 is: 28,201.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,708.04 : 41,561.74 = 18,801.33 : x
  2. Step 2: Convert to fraction form
    27,708.04/41,561.74 = 18,801.33/x
  3. Step 3: Cross multiply
    27,708.04x = 41,561.74 × 18,801.33
  4. Step 4: Simplify right side
    27,708.04x = 781,415,989.11
  5. Step 5: Solve for x
    x = 781,415,989.11/27,708.04
  6. Step 6: Final answer
    x = 28,201.78

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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.