Home / 40,388.16-55,743.84-23,626.56

Finding the Fourth Proportional to 40,388.16, 55,743.84 and 23,626.56

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Solution

The fourth proportional to 40,388.16, 55,743.84 and 23,626.56 is: 32,609.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,388.16 : 55,743.84 = 23,626.56 : x
  2. Step 2: Convert to fraction form
    40,388.16/55,743.84 = 23,626.56/x
  3. Step 3: Cross multiply
    40,388.16x = 55,743.84 × 23,626.56
  4. Step 4: Simplify right side
    40,388.16x = 1,317,035,180.39
  5. Step 5: Solve for x
    x = 1,317,035,180.39/40,388.16
  6. Step 6: Final answer
    x = 32,609.44

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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.