Home / 40,393.15-55,734.11-23,396.38

Finding the Fourth Proportional to 40,393.15, 55,734.11 and 23,396.38

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Solution

The fourth proportional to 40,393.15, 55,734.11 and 23,396.38 is: 32,282.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,393.15 : 55,734.11 = 23,396.38 : x
  2. Step 2: Convert to fraction form
    40,393.15/55,734.11 = 23,396.38/x
  3. Step 3: Cross multiply
    40,393.15x = 55,734.11 × 23,396.38
  4. Step 4: Simplify right side
    40,393.15x = 1,303,976,247.94
  5. Step 5: Solve for x
    x = 1,303,976,247.94/40,393.15
  6. Step 6: Final answer
    x = 32,282.12

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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.