Home / 40,239.74-55,530.06-22,334.96

Finding the Fourth Proportional to 40,239.74, 55,530.06 and 22,334.96

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Solution

The fourth proportional to 40,239.74, 55,530.06 and 22,334.96 is: 30,821.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,239.74 : 55,530.06 = 22,334.96 : x
  2. Step 2: Convert to fraction form
    40,239.74/55,530.06 = 22,334.96/x
  3. Step 3: Cross multiply
    40,239.74x = 55,530.06 × 22,334.96
  4. Step 4: Simplify right side
    40,239.74x = 1,240,261,668.90
  5. Step 5: Solve for x
    x = 1,240,261,668.90/40,239.74
  6. Step 6: Final answer
    x = 30,821.81

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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.