Home / 40,214.58-55,498.62-23,221.98

Finding the Fourth Proportional to 40,214.58, 55,498.62 and 23,221.98

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Solution

The fourth proportional to 40,214.58, 55,498.62 and 23,221.98 is: 32,047.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,214.58 : 55,498.62 = 23,221.98 : x
  2. Step 2: Convert to fraction form
    40,214.58/55,498.62 = 23,221.98/x
  3. Step 3: Cross multiply
    40,214.58x = 55,498.62 × 23,221.98
  4. Step 4: Simplify right side
    40,214.58x = 1,288,787,843.67
  5. Step 5: Solve for x
    x = 1,288,787,843.67/40,214.58
  6. Step 6: Final answer
    x = 32,047.78

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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.