Home / 19,752.66-27,256.57-11,793.80

Finding the Fourth Proportional to 19,752.66, 27,256.57 and 11,793.80

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Solution

The fourth proportional to 19,752.66, 27,256.57 and 11,793.80 is: 16,274.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,752.66 : 27,256.57 = 11,793.80 : x
  2. Step 2: Convert to fraction form
    19,752.66/27,256.57 = 11,793.80/x
  3. Step 3: Cross multiply
    19,752.66x = 27,256.57 × 11,793.80
  4. Step 4: Simplify right side
    19,752.66x = 321,458,573.92
  5. Step 5: Solve for x
    x = 321,458,573.92/19,752.66
  6. Step 6: Final answer
    x = 16,274.19

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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.