Home / 40,389.16-55,745.22-23,627.56

Finding the Fourth Proportional to 40,389.16, 55,745.22 and 23,627.56

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Solution

The fourth proportional to 40,389.16, 55,745.22 and 23,627.56 is: 32,610.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,389.16 : 55,745.22 = 23,627.56 : x
  2. Step 2: Convert to fraction form
    40,389.16/55,745.22 = 23,627.56/x
  3. Step 3: Cross multiply
    40,389.16x = 55,745.22 × 23,627.56
  4. Step 4: Simplify right side
    40,389.16x = 1,317,123,530.26
  5. Step 5: Solve for x
    x = 1,317,123,530.26/40,389.16
  6. Step 6: Final answer
    x = 32,610.82

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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.