Home / 40,213.69-55,497.44-23,221.08

Finding the Fourth Proportional to 40,213.69, 55,497.44 and 23,221.08

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Solution

The fourth proportional to 40,213.69, 55,497.44 and 23,221.08 is: 32,046.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,213.69 : 55,497.44 = 23,221.08 : x
  2. Step 2: Convert to fraction form
    40,213.69/55,497.44 = 23,221.08/x
  3. Step 3: Cross multiply
    40,213.69x = 55,497.44 × 23,221.08
  4. Step 4: Simplify right side
    40,213.69x = 1,288,710,494.04
  5. Step 5: Solve for x
    x = 1,288,710,494.04/40,213.69
  6. Step 6: Final answer
    x = 32,046.56

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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.