Home / 40,221.87-55,514.25-23,228.88

Finding the Fourth Proportional to 40,221.87, 55,514.25 and 23,228.88

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Solution

The fourth proportional to 40,221.87, 55,514.25 and 23,228.88 is: 32,060.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,221.87 : 55,514.25 = 23,228.88 : x
  2. Step 2: Convert to fraction form
    40,221.87/55,514.25 = 23,228.88/x
  3. Step 3: Cross multiply
    40,221.87x = 55,514.25 × 23,228.88
  4. Step 4: Simplify right side
    40,221.87x = 1,289,533,851.54
  5. Step 5: Solve for x
    x = 1,289,533,851.54/40,221.87
  6. Step 6: Final answer
    x = 32,060.51

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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.