Home / 40,241.39-55,530.51-22,336.40

Finding the Fourth Proportional to 40,241.39, 55,530.51 and 22,336.40

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Solution

The fourth proportional to 40,241.39, 55,530.51 and 22,336.40 is: 30,822.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,241.39 : 55,530.51 = 22,336.40 : x
  2. Step 2: Convert to fraction form
    40,241.39/55,530.51 = 22,336.40/x
  3. Step 3: Cross multiply
    40,241.39x = 55,530.51 × 22,336.40
  4. Step 4: Simplify right side
    40,241.39x = 1,240,351,683.56
  5. Step 5: Solve for x
    x = 1,240,351,683.56/40,241.39
  6. Step 6: Final answer
    x = 30,822.78

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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.